22660090 has 16 divisors (see below), whose sum is σ = 40853160. Its totient is φ = 9049600.

The previous prime is 22660087. The next prime is 22660177. The reversal of 22660090 is 9006622.

It can be written as a sum of positive squares in 4 ways, for example, as 21353641 + 1306449 = 4621^2 + 1143^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6690 + ... + 9490.

Almost surely, 2^22660090 is an apocalyptic number.

22660090 is a deficient number, since it is larger than the sum of its proper divisors (18193070).

22660090 is a wasteful number, since it uses less digits than its factorization.

22660090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 22660090 is about 4760.2615474362. The cubic root of 22660090 is about 282.9787845101.

The spelling of 22660090 in words is "twenty-two million, six hundred sixty thousand, ninety".