22622664 has 32 divisors (see below), whose sum is σ = 56700000. Its totient is φ = 7521792.

The previous prime is 22622657. The next prime is 22622723. The reversal of 22622664 is 46622622.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11032 + ... + 12920.

It is an arithmetic number, because the mean of its divisors is an integer number (1771875).

Almost surely, 2^22622664 is an apocalyptic number.

22622664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22622664 is an abundant number, since it is smaller than the sum of its proper divisors (34077336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22622664 is a wasteful number, since it uses less digits than its factorization.

22622664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2393 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 22622664 is about 4756.3288364031. The cubic root of 22622664 is about 282.8229069296.

The spelling of 22622664 in words is "twenty-two million, six hundred twenty-two thousand, six hundred sixty-four".