404572772 has 12 divisors (see below), whose sum is σ = 710636220. Its totient is φ = 201533856.

The previous prime is 404572717. The next prime is 404572787. The reversal of 404572772 is 277275404.

It can be written as a sum of positive squares in 2 ways, for example, as 20647936 + 383924836 = 4544^2 + 19594^2 .

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, 186923 + ... + 189074.

It is an arithmetic number, because the mean of its divisors is an integer number (59219685).

Almost surely, 2^404572772 is an apocalyptic number.

It is an amenable number.

404572772 is a deficient number, since it is larger than the sum of its proper divisors (306063448).

404572772 is a wasteful number, since it uses less digits than its factorization.

404572772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376270 (or 376268 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 38.

The square root of 404572772 is about 20113.9944317383. The cubic root of 404572772 is about 739.6033740135.

The spelling of 404572772 in words is "four hundred four million, five hundred seventy-two thousand, seven hundred seventy-two".