Fait général: 5890 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5890 is a heptagonal pyramidal number.
Culture générale: 5890 is a boring number.
Date historique: February 15th is the day in 1965 that a new red-and-white maple leaf design is adopted as the flag of Canada, replacing the old Canadian Red Ensign banner.