Multipling 2424402 by its sum of digits (18), we get a square (43639236 = 66062).
2424402 divided by its sum of digits (18) gives a square (134689 = 3672).
Multipling 2424402 by its product of nonzero digits (512), we get a square (1241293824 = 352322).
Adding to 2424402 its reverse (2044242), we get a palindrome (4468644).
Multipling 2424402 by its reverse (2044242), we get a square (4956064393284 = 22262222).
It is a tau number, because it is divible by the number of its divisors (18).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=1101.
It is an unprimeable number.
22424402 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2424402 is an equidigital number, since it uses as much as digits as its factorization.
2424402 is an evil number, because the sum of its binary digits is even.
The square root of 2424402 is about 1557.0491321728. The cubic root of 2424402 is about 134.3388247312.
The spelling of 2424402 in words is "two million, four hundred twenty-four thousand, four hundred two".