56465331 has 16 divisors (see below), whose sum is σ = 81226656. Its totient is φ = 34684416.

The previous prime is 56465327. The next prime is 56465333. The reversal of 56465331 is 13356465.

It is not a de Polignac number, because 56465331 - 2² = 56465327 is a prime.

It is a super-2 number, since 2×56465331² = 6376667209879122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56465292 and 56465301.

It is not an unprimeable number, because it can be changed into a prime (56465333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29211 + ... + 31083.

It is an arithmetic number, because the mean of its divisors is an integer number (5076666).

Almost surely, 2^56465331 is an apocalyptic number.

56465331 is a deficient number, since it is larger than the sum of its proper divisors (24761325).

56465331 is a wasteful number, since it uses less digits than its factorization.

56465331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662.

The product of its digits is 32400, while the sum is 33.

The square root of 56465331 is about 7514.3416877329. The cubic root of 56465331 is about 383.6430126833.

The spelling of 56465331 in words is "fifty-six million, four hundred sixty-five thousand, three hundred thirty-one".