56446404 has 24 divisors (see below), whose sum is σ = 150523968. Its totient is φ = 16127520.

The previous prime is 56446399. The next prime is 56446433. The reversal of 56446404 is 40464465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335907 + ... + 336074.

It is an arithmetic number, because the mean of its divisors is an integer number (6271832).

Almost surely, 2^56446404 is an apocalyptic number.

It is an amenable number.

56446404 is an abundant number, since it is smaller than the sum of its proper divisors (94077564).

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

56446404 is a wasteful number, since it uses less digits than its factorization.

56446404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671995 (or 671993 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 56446404 is about 7513.0821904196. The cubic root of 56446404 is about 383.6001425856.

The spelling of 56446404 in words is "fifty-six million, four hundred forty-six thousand, four hundred four".