Fatto matematico: 5364 is a value of n for which 3n and 7n together use each digit exactly once.
Trivia: 5364 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: September 7th is the day in 1893 that the Genoa Cricket & Athletic Club, to become one of the oldest Italian football clubs, is established by British expats.