22650556 has 24 divisors (see below), whose sum is σ = 40517120. Its totient is φ = 11076912.

The previous prime is 22650541. The next prime is 22650559. The reversal of 22650556 is 65505622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22650559) 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, 59575 + ... + 59953.

Almost surely, 2^22650556 is an apocalyptic number.

It is an amenable number.

22650556 is a deficient number, since it is larger than the sum of its proper divisors (17866564).

22650556 is a wasteful number, since it uses less digits than its factorization.

22650556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 22650556 is about 4759.2600265167. The cubic root of 22650556 is about 282.9390921376.

The spelling of 22650556 in words is "twenty-two million, six hundred fifty thousand, five hundred fifty-six".