Mathematical fact: 8392 is a value of n for which n, n+1, n+2, and n+3 have the same number of divisors.
Trivia: 8392 is a boring number.
Historical date: December 22nd is the day in 1964 that the first test flight of the SR-71 (Blackbird) took place at Air Force Plant 42 in Palmdale, Calif.