Hecho general: 43077 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 43077 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 43077 is an unremarkable number.
Fecha histórica: December 9th is the day in 1979 that the eradication of the smallpox virus is certified, making smallpox the first and to date only human disease driven to extinction.