56562797 has 2 divisors, whose sum is σ = 56562798. Its totient is φ = 56562796.

The previous prime is 56562767. The next prime is 56562811. The reversal of 56562797 is 79726565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43414921 + 13147876 = 6589^2 + 3626^2 .

It is a cyclic number.

It is not a de Polignac number, because 56562797 - 2¹² = 56558701 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 (56562767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28281398 + 28281399.

It is an arithmetic number, because the mean of its divisors is an integer number (28281399).

Almost surely, 2^56562797 is an apocalyptic number.

It is an amenable number.

56562797 is a deficient number, since it is larger than the sum of its proper divisors (1).

56562797 is an equidigital number, since it uses as much as digits as its factorization.

56562797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 793800, while the sum is 47.

The square root of 56562797 is about 7520.8242234479. The cubic root of 56562797 is about 383.8636238994.

The spelling of 56562797 in words is "fifty-six million, five hundred sixty-two thousand, seven hundred ninety-seven".