56497567 has 8 divisors (see below), whose sum is σ = 65041056. Its totient is φ = 48072192.

The previous prime is 56497559. The next prime is 56497589. The reversal of 56497567 is 76579465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56497567 - 2³ = 56497559 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 56497567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56497537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28498 + ... + 30415.

It is an arithmetic number, because the mean of its divisors is an integer number (8130132).

Almost surely, 2^56497567 is an apocalyptic number.

56497567 is a deficient number, since it is larger than the sum of its proper divisors (8543489).

56497567 is a wasteful number, since it uses less digits than its factorization.

56497567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59057.

The product of its digits is 1587600, while the sum is 49.

The square root of 56497567 is about 7516.4863466915. The cubic root of 56497567 is about 383.7160059296.

The spelling of 56497567 in words is "fifty-six million, four hundred ninety-seven thousand, five hundred sixty-seven".