22366664 has 16 divisors (see below), whose sum is σ = 42649200. Its totient is φ = 10993552.

The previous prime is 22366661. The next prime is 22366681. The reversal of 22366664 is 46666322.

It is not an unprimeable number, because it can be changed into a prime (22366661) 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 3 ways as a sum of consecutive naturals, for example, 23222 + ... + 24165.

It is an arithmetic number, because the mean of its divisors is an integer number (2665575).

Almost surely, 2^22366664 is an apocalyptic number.

It is an amenable number.

22366664 is a deficient number, since it is larger than the sum of its proper divisors (20282536).

22366664 is a wasteful number, since it uses less digits than its factorization.

22366664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47452 (or 47448 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 22366664 is about 4729.3407574418. The cubic root of 22366664 is about 281.7520413133.

It can be divided in two parts, 22 and 366664, that multiplied together give a palindrome (8066608).

The spelling of 22366664 in words is "twenty-two million, three hundred sixty-six thousand, six hundred sixty-four".