Fait mathématique: 8464 is the number of different products of subsets of the set {1, 2, 3, ... 17}.
Culture générale: 8464 is an uninteresting number.
Date historique: March 4th is the day in 1933 that the Parliament of Austria is suspended because of a quibble over procedure – Chancellor Engelbert Dollfuss initiates an authoritarian rule by decree.