490723268 has 24 divisors (see below), whose sum is σ = 1015291200. Its totient is φ = 203057568.

The previous prime is 490723243. The next prime is 490723271. The reversal of 490723268 is 862327094.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301358 + ... + 302981.

It is an arithmetic number, because the mean of its divisors is an integer number (42303800).

Almost surely, 2^490723268 is an apocalyptic number.

It is an amenable number.

490723268 is an abundant number, since it is smaller than the sum of its proper divisors (524567932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490723268 is a wasteful number, since it uses less digits than its factorization.

490723268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604379 (or 604377 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 490723268 is about 22152.2745559006. The cubic root of 490723268 is about 788.7612204019.

The spelling of 490723268 in words is "four hundred ninety million, seven hundred twenty-three thousand, two hundred sixty-eight".