22368657 has 16 divisors (see below), whose sum is σ = 31610880. Its totient is φ = 14044800.

The previous prime is 22368641. The next prime is 22368677. The reversal of 22368657 is 75686322.

It is not a de Polignac number, because 22368657 - 2⁴ = 22368641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22368607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432 + ... + 6702.

It is an arithmetic number, because the mean of its divisors is an integer number (1975680).

Almost surely, 2^22368657 is an apocalyptic number.

It is an amenable number.

22368657 is a deficient number, since it is larger than the sum of its proper divisors (9242223).

22368657 is a wasteful number, since it uses less digits than its factorization.

22368657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344.

The product of its digits is 120960, while the sum is 39.

The square root of 22368657 is about 4729.5514586481. The cubic root of 22368657 is about 281.7604096472.

The spelling of 22368657 in words is "twenty-two million, three hundred sixty-eight thousand, six hundred fifty-seven".