Q: Is 4,245,623 a Composite Number?
A: No, 4,245,623 is not a composite number; it is a prime number.
The number 4,245,623 can be evenly divided by 1 and 4,245,623, with no remainder.
Since 4,245,623 can be divided by just 1 and 4,245,623, it is not a composite number.