Fait général: 90624 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 90624 is an unremarkable number.
Culture générale: 90624 is an unremarkable number.
Date historique: February 13th is the day in 1961 that a 500,000-year-old rock is discovered near Olancha, California, US, that appears to anachronistically encase a spark plug.