56533446 has 24 divisors (see below), whose sum is σ = 124567560. Its totient is φ = 18524736.

The previous prime is 56533439. The next prime is 56533469. The reversal of 56533446 is 64433565.

It is a self number, because there is not a number n which added to its sum of digits gives 56533446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25555 + ... + 27678.

It is an arithmetic number, because the mean of its divisors is an integer number (5190315).

Almost surely, 2^56533446 is an apocalyptic number.

56533446 is an abundant number, since it is smaller than the sum of its proper divisors (68034114).

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

56533446 is a wasteful number, since it uses less digits than its factorization.

56533446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53300 (or 53297 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 56533446 is about 7518.8726548599. The cubic root of 56533446 is about 383.7972155226.

The spelling of 56533446 in words is "fifty-six million, five hundred thirty-three thousand, four hundred forty-six".