56622511 has 8 divisors (see below), whose sum is σ = 62222544. Its totient is φ = 51097920.

The previous prime is 56622509. The next prime is 56622541. The reversal of 56622511 is 11522665.

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 56622511 - 2¹ = 56622509 is a prime.

It is a super-2 number, since 2×56622511² = 6412217503890242, which contains 22 as substring.

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 56622511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56622541) 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, 17280 + ... + 20293.

It is an arithmetic number, because the mean of its divisors is an integer number (7777818).

Almost surely, 2^56622511 is an apocalyptic number.

56622511 is a deficient number, since it is larger than the sum of its proper divisors (5600033).

56622511 is a wasteful number, since it uses less digits than its factorization.

56622511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37721.

The product of its digits is 3600, while the sum is 28.

The square root of 56622511 is about 7524.7930868563. The cubic root of 56622511 is about 383.9986594824.

The spelling of 56622511 in words is "fifty-six million, six hundred twenty-two thousand, five hundred eleven".