56797423 has 4 divisors (see below), whose sum is σ = 58182768. Its totient is φ = 55412080.

The previous prime is 56797409. The next prime is 56797427. The reversal of 56797423 is 32479765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56797423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56797423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56797427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692611 + ... + 692692.

It is an arithmetic number, because the mean of its divisors is an integer number (14545692).

Almost surely, 2^56797423 is an apocalyptic number.

56797423 is a deficient number, since it is larger than the sum of its proper divisors (1385345).

56797423 is a wasteful number, since it uses less digits than its factorization.

56797423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385344.

The product of its digits is 317520, while the sum is 43.

The square root of 56797423 is about 7536.4065044290. The cubic root of 56797423 is about 384.3936551018.

The spelling of 56797423 in words is "fifty-six million, seven hundred ninety-seven thousand, four hundred twenty-three".