Fait général: 91228 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 91228 is an uninteresting number.
Culture générale: 91228 is an unremarkable number.
Date historique: October 9th is the day in 1967 that a day after being captured, Marxist revolutionary Ernesto "Che" Guevara is executed for attempting to incite a revolution in Bolivia.