Q: Is 4,223,421 a Composite Number?
A: Yes, 4,223,421 is a composite number.
The number 4,223,421 can be evenly divided by 1 3 9 23 27 69 81 207 621 1,863 2,267 6,801 20,403 52,141 61,209 156,423 183,627 469,269 1,407,807 and 4,223,421, with no remainder.
Since 4,223,421 cannot be divided by just 1 and 4,223,421, it is a composite number.