22356004 has 12 divisors (see below), whose sum is σ = 42679728. Its totient is φ = 10161800.

The previous prime is 22355987. The next prime is 22356011. The reversal of 22356004 is 40065322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 254002 + ... + 254089.

It is an arithmetic number, because the mean of its divisors is an integer number (3556644).

Almost surely, 2^22356004 is an apocalyptic number.

It is an amenable number.

22356004 is a deficient number, since it is larger than the sum of its proper divisors (20323724).

22356004 is a wasteful number, since it uses less digits than its factorization.

22356004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508106 (or 508104 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22356004 is about 4728.2136161557. The cubic root of 22356004 is about 281.7072729914.

The spelling of 22356004 in words is "twenty-two million, three hundred fifty-six thousand, four".