Q: Is 2,189,721 a Composite Number?
A: Yes, 2,189,721 is a composite number.
The number 2,189,721 can be evenly divided by 1 3 729,907 and 2,189,721, with no remainder.
Since 2,189,721 cannot be divided by just 1 and 2,189,721, it is a composite number.