Fait général: 89987 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 89987 is an unremarkable number.
Culture générale: 89987 is an uninteresting number.
Date historique: May 17th is the day in 1980 that General Chun Doo-hwan of South Korea seizes control of the government and declares martial law in order to suppress student demonstrations.