22657364 has 12 divisors (see below), whose sum is σ = 39853044. Its totient is φ = 11270784.

The previous prime is 22657361. The next prime is 22657409. The reversal of 22657364 is 46375622.

It can be written as a sum of positive squares in 2 ways, for example, as 21696964 + 960400 = 4658^2 + 980^2 .

It is a super-2 number, since 2×22657364² = 1026712286856992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22657361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13589 + ... + 15164.

It is an arithmetic number, because the mean of its divisors is an integer number (3321087).

Almost surely, 2^22657364 is an apocalyptic number.

It is an amenable number.

22657364 is a deficient number, since it is larger than the sum of its proper divisors (17195680).

22657364 is a wasteful number, since it uses less digits than its factorization.

22657364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28954 (or 28952 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The square root of 22657364 is about 4759.9752100195. The cubic root of 22657364 is about 282.9674366425.

The spelling of 22657364 in words is "twenty-two million, six hundred fifty-seven thousand, three hundred sixty-four".