1) Seven in different languages include septum (Latin), sapte (Romanian), sju (Swedish). septa (Greek), siti (Japanese), Shiv`(Hebrew), set (Catalan), and VII (Roman)
In Mathematics
2) Seven is one of two single-digit numbers with two syllables
3) Seven, the fourth prime number, a Mersenne prime, a double Mersenne prime, a Newman–Shanks–Williams prime, a Woodall prime, a factorial prime, a lucky prime, a happy prime (happy number), a safe prime, the only Mersenne safe prime, and the fourth Heegner number
4) A heptagon is a seven-sided shape
5) Seven squared is 49, but the square root of 7 is 2.64575131106
In Entertainment
6) Film titles include Seven Chances (1925), Snow White and the Seven Dwarfs (1937), Seven Sinners (1940), Seven Brides for Seven Brothers (1954), The Seven Year Itch (1955), The Seventh Seal (1957), The Magnificent Seven (1960), 7 Faces of Dr. Lao (1964), Seven Days in May (1964), Seven (1995), and Seven Pounds (2008)
7) Secret agent number 007 … Bond …. James Bond
8) George Costanza (Seinfeld) wanted to name his firstborn “The Seven”, in honor of baseball great Mickey Mantle – but his fiance’s cousin and spouse stole the idea
9) George Carlin routine, “Seven Words You Can Never Say on Television”
10) Star Trek: Voyager features a character named Seven of Nine.
In Literature
11) William Shakespeare’s As You Like It by contains the 7 Ages of Man theory.
12) The number of main islands of mythological Atlantis
In Music
13) Original 45 rpm records were 7 inches in diameter
14) The number of notes in the traditional Western musical scale
15) A group of seven musicians in a septet or a septuor
16) Songs with Seven or 7 in the title were recorded by The Ramones, Simon & Garfunkel, Four Tops, Dave Matthews Band, Eagles, Queen, Prince, Tina Turner, Norah Jones, Trisha Yearwood, REM, Mary J Blige, Fleetwood Mac, David Bowie, Toni Braxton, Megadeth, and more
17) Albums with 7 in the title include Garth Brooks, Mannheim Steamroller, Enrique Iglesias, Iron Maiden
18) Composers with a seventh symphony include these seven: Beethoven, Bruckner, Dvorak, Mahler, Mozart, Shostakovich, and Sibelius … but there’s more
In Sports
19) In the NHL, MLB, and NBA, the maximum number of games played in a playoff series
From allfreevectors.com
20) The jersey number 7 has been retired by several North American sports teams in honor of past playing greats or other key figures: MLB (2), NFL (4), NBA (4), NHL (9)
21) In NASCAR, Robby Gordon has driven #7 in the most races, but never won – yet, #7 has won 23 times in 1433 races
22) A regulation game high school baseball and all softball games lasts seven innings
23) American and Canadian football teams commonly score 7 points for a touchdown and a kicked extra point
24) William Howard Taft (the 27th US President and a Cincinnatian) started the 7th inning stretch at baseball games
25) When scoring baseball and softball, 7 refers to the left fielder
26) A team traditionally consists of seven athletes in cross country, water polo, Ultimate Frisbee, and team handball
27) A heptathlon is a competition involved seven running, jumping and throwing events
28) The 7th Olympiads were held in Antwerp, Belgium (1920, summer) and Cortina, Italy (1956, winter)
29) Super Bowl VII: In Los Angeles, California – Miami Dolphins beat the Washington Redskins 14-7 to become the first (and currently the only) team to win the Super Bowl with an undefeated record
In Business and Commerce
30) 7-Eleven is the trading name of a chain of convenience stores based in the US
31) 7 Up is the name of a popular soft drink
32) BMW 7 Series, is a group of luxury vehicles from the German automobile manufacturer
33) The Lotus Seven, a kit car produced by Lotus
34) Each airplane in Boeing’s line of passenger jets is named with a 3-digit number beginning and ending in 7
In Religion
35) Judaism & Old Testament Christianity share the 7 days of creation and Jericho’s walls falling on the seventh day after seven priests with seven trumpets march around the city seven times
Interfaith graphic by Justice St. Rain (Bahá’í Community) of Interfaith Resources
36) Judaism includes the weekly Torah portion is divided into seven aliyahs, seven Jewish men are called up for the reading of these aliyahs during Shabbat morning services, reciting the seven blessings during a Jewish wedding ceremony, the Seven Shepherds, the number of nations displaced upon entering Israel, the seven orifices of the face
37) Christianity includes the seven deadly sins, the Seven Corporal Acts of Mercy, The Seven Joys of the Virgin Mary, The Seven Sacraments, The Seven Sorrows of the Virgin Mary, the Seven Gifts of the Holy Spirit, the Seven Virtues
38) Hinduism includes Seven Promises, Seven Rounds in Hindu Wedding, Seven Reincarnation, seven worlds in the universe, seven seas in the world, seven Rishies, Buddha walking 7 steps at his birth, and Sapta Rishi (the celestial group of seven stars based on the seven great saints)
39) Islam includes 7 in the number of ayat in surat al-Fatiha, the number of layers of the Earth, the number of skies, the number of circumambulations (Tawaf) made around the Kaaba, the number of heavens, the number of hells in hell, the number of walks between Al-Safa and Al-Marwah mountains – they why pilgrims travel back and forth seven times during the ritual pilgrimages of Hajj and Umrah
40) Significance of seven in other religions include the Seven Lucky Gods, the seven divine women who were left behind on earth and became the ancestresses of all humankind (Khasi), the seven-branched sword, the number of sages, the Seven Valleys text, the number of palms in an Egyptian Sacred Cubit, and the number of legendary monsters
41) There are 7 Chakras in the basic model used in various eastern traditions and philosophies
42) The Theosophical teachings of Alice A. Bailey divide the human race into seven psychological types called the Seven Rays
In Geography
43) The Spanish explorers searched the New World for Seven Cities of Gold
44) The Sevens is a rugby union stadium in Dubai, UAE
45) I grew up in a town on State Route 7
46) The Seven Virgins mountain range is in Sri Lanka
In Science
47) We can see 7 celestial objects of our solar system with the naked eye from Earth
48) The constellations the Big Dipper and Orion contain 7 main stars
49) Almost all mammals have 7 cervical (neck) vertebrae
50) The number of spots on a seven-spot ladybird
51) Chromosome 7 has 2,146 genes, including 39 diseases & disorders – such as cystic fibrosis, schizophrenia, types of osteoporosis, and Maple Syrup Urine Disease
52) Nitrogen is atomic number 7, so its neutral atom has 7 protons and 7 electrons
53) Heptane has 7 carbon atoms per molecule
54) The Periodic Table has 7 rows (periods) of known elements
55) Electrons have 7 main energy levels for electrons around the nucleus
56) Isaac Newton’s identified the 7 colors of the rainbow
In Culture
57) Septidi was the seventh day of the decade in the French Revolutionary Calendar.
58) A Blue Hand is the 7th glyph of the Maya Calendar, representing the days in creation
59) The Kulin people of Australia (living near the Dandenong Ranges) divide the year into seven seasons
60) Multiple cultures consider 7 to be an important number
In Technology
61) There are seven layers in the OSI model
62) Windows 7, the previous release of Windows series of operating systems from Microsoft, had the codename Vienna
63) F7 key launches spell and grammar check in Microsoft Word
64) 7-Zip is an open source file archiver used to compress files
Miscellaneous
65) Numbers on opposites sides of 6-sided dice total seven
66) The Partial List: seven deadly sins, seven classical planets, seven heavens, seven days in the week, seven colors in the rainbow, seven Seas, seven continents, seven kings of Rome, seven hills of Rome, 
Istanbul, and Cincinnati; seven wonders of the ancient world, and seven wonders of the modern world, and 7 days a week
67) 7 is the calling code for Russia
68) This list of 77 items about 7 is celebrating the 7th anniversary of the launching of this blog (August 28, 2008). Thanks to all who have ever visited my little corner of the world – and a special thanks to those who returned and stayed
69) Stephen Covey identified 7 habits of highly-effective people
70) Mahatma Gandhi’s listed the Seven Blunders of the World that cause violence
71) According to the song, the seventh day of Christmas delivers 7 swans a swimming
72) Andrew Jackson was the 7th US President
73) Mercury 7 was the first class of US astronauts
74) Level 7 nuclear accident is a meltdown
75) 7 bone roast is also known as center-cut pot roast
76) The United Nations declared the world population surpassed 7 billion on October 31, 2011
77) 7&7 is also known as a highball – a mixed drink with Seagram’s Seven Crown Whiskey and 7-Up … cheers! … but I prefer wine and have quite the variety. I’m offerings for quite the range of tastes – 7 Deadly Zins, Henschke Henry’s Seven Rhone blend, J Lohr Estates Seven Oaks Cabernet Sauvignon, Evening Land Seven Springs Vineyard Gamay Noir, Seven Hills Dry Rose, Seven Stones Chardonnay, L’Ecole 41 Luminesce Seven Hills Vineyard Bordeaux White blend, Seven Springs Sangria Rojo, or Seven Daughters Moscato – so, which would you like? If you’re not sure, what taste do you prefer in your wine? For those who prefer a non-alcoholic drink, what would you like to drink?
