56431355 has 8 divisors (see below), whose sum is σ = 68000064. Its totient is φ = 44956800.

The previous prime is 56431337. The next prime is 56431363. The reversal of 56431355 is 55313465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56431355 - 2¹⁰ = 56430331 is a prime.

It is a Duffinian number.

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, 22211 + ... + 24620.

It is an arithmetic number, because the mean of its divisors is an integer number (8500008).

Almost surely, 2^56431355 is an apocalyptic number.

56431355 is a deficient number, since it is larger than the sum of its proper divisors (11568709).

56431355 is a wasteful number, since it uses less digits than its factorization.

56431355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47077.

The product of its digits is 27000, while the sum is 32.

The square root of 56431355 is about 7512.0806039339. The cubic root of 56431355 is about 383.5660494091.

The spelling of 56431355 in words is "fifty-six million, four hundred thirty-one thousand, three hundred fifty-five".