22749004 has 12 divisors (see below), whose sum is σ = 41906200. Its totient is φ = 10775808.

The previous prime is 22748993. The next prime is 22749011. The reversal of 22749004 is 40094722.

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, 149589 + ... + 149740.

Almost surely, 2^22749004 is an apocalyptic number.

It is an amenable number.

22749004 is a deficient number, since it is larger than the sum of its proper divisors (19157196).

22749004 is a wasteful number, since it uses less digits than its factorization.

22749004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299352 (or 299350 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 22749004 is about 4769.5915967722. The cubic root of 22749004 is about 283.3484202655.

The spelling of 22749004 in words is "twenty-two million, seven hundred forty-nine thousand, four".