Fatto generale: 20372 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 20372 is an unremarkable number.
Trivia: 20372 is an uninteresting number.
Data storica: October 10th is the day in 1868 that Carlos Céspedes issues the Grito de Yara from his plantation, La Demajagua, proclaiming Cuba's independence.