56042256 has 20 divisors (see below), whose sum is σ = 144775952. Its totient is φ = 18680736.

The previous prime is 56042243. The next prime is 56042269. The reversal of 56042256 is 65224065.

It is an interprime number because it is at equal distance from previous prime (56042243) and next prime (56042269).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583726 + ... + 583821.

Almost surely, 2^56042256 is an apocalyptic number.

It is an amenable number.

56042256 is an abundant number, since it is smaller than the sum of its proper divisors (88733696).

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

56042256 is a wasteful number, since it uses less digits than its factorization.

56042256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167558 (or 1167552 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 56042256 is about 7486.1375889039. The cubic root of 56042256 is about 382.6824419083.

The spelling of 56042256 in words is "fifty-six million, forty-two thousand, two hundred fifty-six".