56830897 has 2 divisors, whose sum is σ = 56830898. Its totient is φ = 56830896.

The previous prime is 56830883. The next prime is 56830931. The reversal of 56830897 is 79803865.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56791296 + 39601 = 7536^2 + 199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56830897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56830297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28415448 + 28415449.

It is an arithmetic number, because the mean of its divisors is an integer number (28415449).

Almost surely, 2^56830897 is an apocalyptic number.

It is an amenable number.

56830897 is a deficient number, since it is larger than the sum of its proper divisors (1).

56830897 is an equidigital number, since it uses as much as digits as its factorization.

56830897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 56830897 is about 7538.6269970068. The cubic root of 56830897 is about 384.4691553949.

The spelling of 56830897 in words is "fifty-six million, eight hundred thirty thousand, eight hundred ninety-seven".