56564211 has 8 divisors (see below), whose sum is σ = 82275264. Its totient is φ = 34281320.

The previous prime is 56564203. The next prime is 56564213. The reversal of 56564211 is 11246565.

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

It is a cyclic number.

It is not a de Polignac number, because 56564211 - 2³ = 56564203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56564213) 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 7 ways as a sum of consecutive naturals, for example, 857001 + ... + 857066.

It is an arithmetic number, because the mean of its divisors is an integer number (10284408).

Almost surely, 2^56564211 is an apocalyptic number.

56564211 is a deficient number, since it is larger than the sum of its proper divisors (25711053).

56564211 is a wasteful number, since it uses less digits than its factorization.

56564211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714081.

The product of its digits is 7200, while the sum is 30.

The square root of 56564211 is about 7520.9182285144. The cubic root of 56564211 is about 383.8668225781.

The spelling of 56564211 in words is "fifty-six million, five hundred sixty-four thousand, two hundred eleven".