Fatto generale: 2838 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 2838 is a boring number.
Trivia: 2838 is an unremarkable number.
Data storica: October 8th is the day in 2001 that a twin engine Cessna and Scandinavian Airlines System (SAS) jetliner collide in heavy fog during takeoff from Milan, Italy killing 118.