56432158 has 4 divisors (see below), whose sum is σ = 84648240. Its totient is φ = 28216078.

The previous prime is 56432107. The next prime is 56432191. The reversal of 56432158 is 85123465.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14108038 + ... + 14108041.

It is an arithmetic number, because the mean of its divisors is an integer number (21162060).

Almost surely, 2^56432158 is an apocalyptic number.

56432158 is a deficient number, since it is larger than the sum of its proper divisors (28216082).

56432158 is a wasteful number, since it uses less digits than its factorization.

56432158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28216081.

The product of its digits is 28800, while the sum is 34.

The square root of 56432158 is about 7512.1340509871. The cubic root of 56432158 is about 383.5678687409.

The spelling of 56432158 in words is "fifty-six million, four hundred thirty-two thousand, one hundred fifty-eight".