56802997 has 2 divisors, whose sum is σ = 56802998. Its totient is φ = 56802996.

The previous prime is 56802973. The next prime is 56803007. The reversal of 56802997 is 79920865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33628401 + 23174596 = 5799^2 + 4814^2 .

It is a cyclic number.

It is not a de Polignac number, because 56802997 - 2⁷ = 56802869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56802937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28401498 + 28401499.

It is an arithmetic number, because the mean of its divisors is an integer number (28401499).

Almost surely, 2^56802997 is an apocalyptic number.

It is an amenable number.

56802997 is a deficient number, since it is larger than the sum of its proper divisors (1).

56802997 is an equidigital number, since it uses as much as digits as its factorization.

56802997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 56802997 is about 7536.7763002493. The cubic root of 56802997 is about 384.4062292647.

The spelling of 56802997 in words is "fifty-six million, eight hundred two thousand, nine hundred ninety-seven".