404769912 has 16 divisors (see below), whose sum is σ = 1011924840. Its totient is φ = 134923296.

The previous prime is 404769857. The next prime is 404769929. The reversal of 404769912 is 219967404.

It is a congruent number.

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, 8432683 + ... + 8432730.

Almost surely, 2^404769912 is an apocalyptic number.

It is an amenable number.

404769912 is an abundant number, since it is smaller than the sum of its proper divisors (607154928).

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

404769912 is a wasteful number, since it uses less digits than its factorization.

404769912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16865422 (or 16865418 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 404769912 is about 20118.8944030232. The cubic root of 404769912 is about 739.7234856827.

The spelling of 404769912 in words is "four hundred four million, seven hundred sixty-nine thousand, nine hundred twelve".