Hecho general: 86436 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 86436 is a boring number.
Trivia: 86436 is an uninteresting number.
Fecha histórica: August 26th is the day in 1957 that the USSR announces the successful test of an ICBM – a "super long distance intercontinental multistage ballistic rocket .