22542668 has 12 divisors (see below), whose sum is σ = 41165040. Its totient is φ = 10781232.

The previous prime is 22542631. The next prime is 22542671. The reversal of 22542668 is 86624522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122423 + ... + 122606.

It is an arithmetic number, because the mean of its divisors is an integer number (3430420).

Almost surely, 2^22542668 is an apocalyptic number.

It is an amenable number.

22542668 is a deficient number, since it is larger than the sum of its proper divisors (18622372).

22542668 is a wasteful number, since it uses less digits than its factorization.

22542668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245056 (or 245054 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 22542668 is about 4747.9119621156. The cubic root of 22542668 is about 282.4891498691.

The spelling of 22542668 in words is "twenty-two million, five hundred forty-two thousand, six hundred sixty-eight".