56836057 has 4 divisors (see below), whose sum is σ = 57799440. Its totient is φ = 55872676.

The previous prime is 56836009. The next prime is 56836069. The reversal of 56836057 is 75063865.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56836057 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56836097) 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 3 ways as a sum of consecutive naturals, for example, 481603 + ... + 481720.

It is an arithmetic number, because the mean of its divisors is an integer number (14449860).

Almost surely, 2^56836057 is an apocalyptic number.

It is an amenable number.

56836057 is a deficient number, since it is larger than the sum of its proper divisors (963383).

56836057 is an equidigital number, since it uses as much as digits as its factorization.

56836057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963382.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 56836057 is about 7538.9692266251. The cubic root of 56836057 is about 384.4807910890.

The spelling of 56836057 in words is "fifty-six million, eight hundred thirty-six thousand, fifty-seven".