56860637 has 2 divisors, whose sum is σ = 56860638. Its totient is φ = 56860636.

The previous prime is 56860627. The next prime is 56860667. The reversal of 56860637 is 73606865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56640676 + 219961 = 7526^2 + 469^2 .

It is a cyclic number.

It is not a de Polignac number, because 56860637 - 2²⁰ = 55812061 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 56860594 and 56860603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56860627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28430318 + 28430319.

It is an arithmetic number, because the mean of its divisors is an integer number (28430319).

Almost surely, 2^56860637 is an apocalyptic number.

It is an amenable number.

56860637 is a deficient number, since it is larger than the sum of its proper divisors (1).

56860637 is an equidigital number, since it uses as much as digits as its factorization.

56860637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 56860637 is about 7540.5992467443. The cubic root of 56860637 is about 384.5362088191.

The spelling of 56860637 in words is "fifty-six million, eight hundred sixty thousand, six hundred thirty-seven".