Hecho general: 4964 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 4964 is the number of binary partitions of 42.
Trivia: 4964 is an unremarkable number.
Fecha histórica: August 3rd is the day in 1934 that Adolf Hitler becomes the supreme leader of Germany by joining the offices of President and Chancellor into Führer.