22648268 has 12 divisors (see below), whose sum is σ = 39667992. Its totient is φ = 11314560.

The previous prime is 22648253. The next prime is 22648279. The reversal of 22648268 is 86284622.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 7196 + ... + 9852.

It is an arithmetic number, because the mean of its divisors is an integer number (3305666).

Almost surely, 2^22648268 is an apocalyptic number.

It is an amenable number.

22648268 is a deficient number, since it is larger than the sum of its proper divisors (17019724).

22648268 is a wasteful number, since it uses less digits than its factorization.

22648268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4792 (or 4790 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 22648268 is about 4759.0196469441. The cubic root of 22648268 is about 282.9295649772.

The spelling of 22648268 in words is "twenty-two million, six hundred forty-eight thousand, two hundred sixty-eight".