General fact: 5670 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 5670 is a value of n for which f(n) and s(n) are square.
Trivia: 5670 is an unremarkable number.
Historical date: July 10th is the day in 2000 that a leaking southern Nigerian petroleum pipeline explodes, killing about 250 villagers scavenging gasoline.