56213546 has 16 divisors (see below), whose sum is σ = 85394400. Its totient is φ = 27751248.

The previous prime is 56213539. The next prime is 56213567. The reversal of 56213546 is 64531265.

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 7 ways as a sum of consecutive naturals, for example, 63221 + ... + 64103.

It is an arithmetic number, because the mean of its divisors is an integer number (5337150).

Almost surely, 2^56213546 is an apocalyptic number.

56213546 is a deficient number, since it is larger than the sum of its proper divisors (29180854).

56213546 is a wasteful number, since it uses less digits than its factorization.

56213546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253.

The product of its digits is 21600, while the sum is 32.

The square root of 56213546 is about 7497.5693394593. The cubic root of 56213546 is about 383.0719278091.

The spelling of 56213546 in words is "fifty-six million, two hundred thirteen thousand, five hundred forty-six".