Fatto generale: 83719 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 83719 is an uninteresting number.
Trivia: 83719 is a boring number.
Data storica: March 19th is the day in 1649 that the House of Commons of England passes an act abolishing the House of Lords, declaring it "useless and dangerous to the people of England".