22664090 has 16 divisors (see below), whose sum is σ = 41405472. Its totient is φ = 8930064.

The previous prime is 22664087. The next prime is 22664099. The reversal of 22664090 is 9046622.

It is not an unprimeable number, because it can be changed into a prime (22664099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16244 + ... + 17583.

It is an arithmetic number, because the mean of its divisors is an integer number (2587842).

Almost surely, 2^22664090 is an apocalyptic number.

22664090 is a deficient number, since it is larger than the sum of its proper divisors (18741382).

22664090 is a wasteful number, since it uses less digits than its factorization.

22664090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33901.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 22664090 is about 4760.6816738782. The cubic root of 22664090 is about 282.9954341724.

The spelling of 22664090 in words is "twenty-two million, six hundred sixty-four thousand, ninety".