56864523 has 16 divisors (see below), whose sum is σ = 78140160. Its totient is φ = 36756576.

The previous prime is 56864491. The next prime is 56864551. The reversal of 56864523 is 32546865.

It is not a de Polignac number, because 56864523 - 2⁵ = 56864491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56864573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39136 + ... + 40562.

It is an arithmetic number, because the mean of its divisors is an integer number (4883760).

Almost surely, 2^56864523 is an apocalyptic number.

56864523 is a deficient number, since it is larger than the sum of its proper divisors (21275637).

56864523 is a wasteful number, since it uses less digits than its factorization.

56864523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826.

The product of its digits is 172800, while the sum is 39.

The square root of 56864523 is about 7540.8569141710. The cubic root of 56864523 is about 384.5449686792.

The spelling of 56864523 in words is "fifty-six million, eight hundred sixty-four thousand, five hundred twenty-three".