56616357 has 32 divisors (see below), whose sum is σ = 88526080. Its totient is φ = 31518720.

The previous prime is 56616353. The next prime is 56616383. The reversal of 56616357 is 75361665.

It is not a de Polignac number, because 56616357 - 2² = 56616353 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56616353) 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 31 ways as a sum of consecutive naturals, for example, 247119 + ... + 247347.

It is an arithmetic number, because the mean of its divisors is an integer number (2766440).

Almost surely, 2^56616357 is an apocalyptic number.

It is an amenable number.

56616357 is a deficient number, since it is larger than the sum of its proper divisors (31909723).

56616357 is a wasteful number, since it uses less digits than its factorization.

56616357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 113400, while the sum is 39.

The square root of 56616357 is about 7524.3841608467. The cubic root of 56616357 is about 383.9847473868.

The spelling of 56616357 in words is "fifty-six million, six hundred sixteen thousand, three hundred fifty-seven".