22568955 has 16 divisors (see below), whose sum is σ = 36470304. Its totient is φ = 11916800.

The previous prime is 22568951. The next prime is 22568971. The reversal of 22568955 is 55986522.

It is not a de Polignac number, because 22568955 - 2² = 22568951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22568951) 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, 5934 + ... + 8963.

It is an arithmetic number, because the mean of its divisors is an integer number (2279394).

Almost surely, 2^22568955 is an apocalyptic number.

22568955 is a deficient number, since it is larger than the sum of its proper divisors (13901349).

22568955 is a wasteful number, since it uses less digits than its factorization.

22568955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15006.

The product of its digits is 216000, while the sum is 42.

The square root of 22568955 is about 4750.6794250928. The cubic root of 22568955 is about 282.5989107272.

It can be divided in two parts, 2256 and 8955, that added together give a palindrome (11211).

The spelling of 22568955 in words is "twenty-two million, five hundred sixty-eight thousand, nine hundred fifty-five".