22386664 has 16 divisors (see below), whose sum is σ = 42868800. Its totient is φ = 10954992.

The previous prime is 22386653. The next prime is 22386667. The reversal of 22386664 is 46668322.

It is not an unprimeable number, because it can be changed into a prime (22386667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29394 + ... + 30145.

It is an arithmetic number, because the mean of its divisors is an integer number (2679300).

Almost surely, 2^22386664 is an apocalyptic number.

It is an amenable number.

22386664 is a deficient number, since it is larger than the sum of its proper divisors (20482136).

22386664 is a wasteful number, since it uses less digits than its factorization.

22386664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59592 (or 59588 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 22386664 is about 4731.4547445791. The cubic root of 22386664 is about 281.8359960486.

The spelling of 22386664 in words is "twenty-two million, three hundred eighty-six thousand, six hundred sixty-four".