Fatto generale: 83807 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 83807 is an uninteresting number.
Trivia: 83807 is an uninteresting number.
Data storica: June 15th is the day in 1776 that Delaware Separation Day – Delaware votes to suspend government under the British Crown and separate officially from Pennsylvania.