Fait général: 2589 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 2589 is a boring number.
Culture générale: 2589 is an unremarkable number.
Date historique: February 1st is the day in 1713 that the Kalabalik or Tumult in Bendery results from the Ottoman sultan's order that his unwelcome guest, King Charles XII of Sweden, be seized.