22648004 has 12 divisors (see below), whose sum is σ = 39765264. Its totient is φ = 11286504.

The previous prime is 22648001. The next prime is 22648027. The reversal of 22648004 is 40084622.

It is not an unprimeable number, because it can be changed into a prime (22648001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7994 + ... + 10449.

It is an arithmetic number, because the mean of its divisors is an integer number (3313772).

Almost surely, 2^22648004 is an apocalyptic number.

It is an amenable number.

22648004 is a deficient number, since it is larger than the sum of its proper divisors (17117260).

22648004 is a wasteful number, since it uses less digits than its factorization.

22648004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18754 (or 18752 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 22648004 is about 4758.9919100583. The cubic root of 22648004 is about 282.9284656482.

The spelling of 22648004 in words is "twenty-two million, six hundred forty-eight thousand, four".