Q: Is 1,878,223 a Composite Number?
A: No, 1,878,223 is not a composite number; it is a prime number.
The number 1,878,223 can be evenly divided by 1 and 1,878,223, with no remainder.
Since 1,878,223 can be divided by just 1 and 1,878,223, it is not a composite number.