Mathematical fact: 8796 is a value of n for which 5n and 7n together use each digit exactly once.
Trivia: 8796 is an uninteresting number.
Historical date: January 30th is the day in 1889 that Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in Mayerling.