Q: Is 3,872,378 a Composite Number?
A: Yes, 3,872,378 is a composite number.
The number 3,872,378 can be evenly divided by 1 2 1,936,189 and 3,872,378, with no remainder.
Since 3,872,378 cannot be divided by just 1 and 3,872,378, it is a composite number.