22560666 has 48 divisors (see below), whose sum is σ = 49667904. Its totient is φ = 6807808.

The previous prime is 22560617. The next prime is 22560697. The reversal of 22560666 is 66606522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85651 + ... + 85913.

It is an arithmetic number, because the mean of its divisors is an integer number (1034748).

Almost surely, 2^22560666 is an apocalyptic number.

22560666 is an abundant number, since it is smaller than the sum of its proper divisors (27107238).

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

22560666 is a wasteful number, since it uses less digits than its factorization.

22560666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 22560666 is about 4749.8069434452. The cubic root of 22560666 is about 282.5643093731.

The spelling of 22560666 in words is "twenty-two million, five hundred sixty thousand, six hundred sixty-six".