Fatto generale: 28384 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 28384 is a boring number.
Trivia: 28384 is an uninteresting number.
Data storica: September 16th is the day in 1961 that the United States National Hurricane Research Project drops eight cylinders of silver iodide into the eyewall of Hurricane Esther.