Hecho general: 74974 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 74974 is a boring number.
Trivia: 74974 is an unremarkable number.
Fecha histórica: April 9th is the day in 1947 that the Journey of Reconciliation, the first interracial Freedom Ride begins through the upper South in violation of Jim Crow laws.