22828664 has 16 divisors (see below), whose sum is σ = 43205400. Its totient is φ = 11307232.

The previous prime is 22828649. The next prime is 22828669. The reversal of 22828664 is 46682822.

It is a super-2 number, since 2×22828664² = 1042295800049792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22828669) 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, 12479 + ... + 14190.

Almost surely, 2^22828664 is an apocalyptic number.

It is an amenable number.

22828664 is a deficient number, since it is larger than the sum of its proper divisors (20376736).

22828664 is a wasteful number, since it uses less digits than its factorization.

22828664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26782 (or 26778 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 22828664 is about 4777.9351188563. The cubic root of 22828664 is about 283.6787679165.

The spelling of 22828664 in words is "twenty-two million, eight hundred twenty-eight thousand, six hundred sixty-four".