22338664 has 8 divisors (see below), whose sum is σ = 41885010. Its totient is φ = 11169328.

The previous prime is 22338653. The next prime is 22338683. The reversal of 22338664 is 46683322.

It can be written as a sum of positive squares in only one way, i.e., 19873764 + 2464900 = 4458^2 + 1570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1396159 + ... + 1396174.

Almost surely, 2^22338664 is an apocalyptic number.

It is an amenable number.

22338664 is a deficient number, since it is larger than the sum of its proper divisors (19546346).

22338664 is a wasteful number, since it uses less digits than its factorization.

22338664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792339 (or 2792335 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 22338664 is about 4726.3795869566. The cubic root of 22338664 is about 281.6344205622.

The spelling of 22338664 in words is "twenty-two million, three hundred thirty-eight thousand, six hundred sixty-four".