662903404 has 12 divisors (see below), whose sum is σ = 1174058424. Its totient is φ = 327458144.

The previous prime is 662903399. The next prime is 662903419. The reversal of 662903404 is 404309266.

It is a self number, because there is not a number n which added to its sum of digits gives 662903404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 998017 + ... + 998680.

It is an arithmetic number, because the mean of its divisors is an integer number (97838202).

Almost surely, 2^662903404 is an apocalyptic number.

It is an amenable number.

662903404 is a deficient number, since it is larger than the sum of its proper divisors (511155020).

662903404 is a wasteful number, since it uses less digits than its factorization.

662903404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996784 (or 1996782 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 662903404 is about 25746.9105719502. The cubic root of 662903404 is about 871.9336056819.

The spelling of 662903404 in words is "six hundred sixty-two million, nine hundred three thousand, four hundred four".