56534863 has 16 divisors (see below), whose sum is σ = 70861824. Its totient is φ = 43817760.

The previous prime is 56534857. The next prime is 56534867. The reversal of 56534863 is 36843565.

It is not a de Polignac number, because 56534863 - 2²⁵ = 22980431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56534867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13306 + ... + 17032.

It is an arithmetic number, because the mean of its divisors is an integer number (4428864).

Almost surely, 2^56534863 is an apocalyptic number.

56534863 is a deficient number, since it is larger than the sum of its proper divisors (14326961).

56534863 is a wasteful number, since it uses less digits than its factorization.

56534863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942.

The product of its digits is 259200, while the sum is 40.

The square root of 56534863 is about 7518.9668838212. The cubic root of 56534863 is about 383.8004220971.

The spelling of 56534863 in words is "fifty-six million, five hundred thirty-four thousand, eight hundred sixty-three".