Fait général: 7218 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 7218 is an unremarkable number.
Culture générale: 7218 is a boring number.
Date historique: October 5th is the day in 1905 that Wilbur Wright pilots Wright Flyer III in a flight of 24 miles in 39 minutes, a world record that stood until 1908.