56857301 has 2 divisors, whose sum is σ = 56857302. Its totient is φ = 56857300.

The previous prime is 56857289. The next prime is 56857337. The reversal of 56857301 is 10375865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56175025 + 682276 = 7495^2 + 826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56857301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56857351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28428650 + 28428651.

It is an arithmetic number, because the mean of its divisors is an integer number (28428651).

Almost surely, 2^56857301 is an apocalyptic number.

It is an amenable number.

56857301 is a deficient number, since it is larger than the sum of its proper divisors (1).

56857301 is an equidigital number, since it uses as much as digits as its factorization.

56857301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 56857301 is about 7540.3780409208. The cubic root of 56857301 is about 384.5286884562.

The spelling of 56857301 in words is "fifty-six million, eight hundred fifty-seven thousand, three hundred one".