22928656 has 10 divisors (see below), whose sum is σ = 44424302. Its totient is φ = 11464320.

The previous prime is 22928651. The next prime is 22928671. The reversal of 22928656 is 65682922.

It can be written as a sum of positive squares in only one way, i.e., 20106256 + 2822400 = 4484^2 + 1680^2 .

It is not an unprimeable number, because it can be changed into a prime (22928651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716505 + ... + 716536.

Almost surely, 2^22928656 is an apocalyptic number.

It is an amenable number.

22928656 is a deficient number, since it is larger than the sum of its proper divisors (21495646).

22928656 is a wasteful number, since it uses less digits than its factorization.

22928656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433049 (or 1433043 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 22928656 is about 4788.3876200659. The cubic root of 22928656 is about 284.0923458208.

The spelling of 22928656 in words is "twenty-two million, nine hundred twenty-eight thousand, six hundred fifty-six".