22008804 has 12 divisors (see below), whose sum is σ = 51353904. Its totient is φ = 7336264.

The previous prime is 22008799. The next prime is 22008817. The reversal of 22008804 is 40880022.

It is a tau number, because it is divible by the number of its divisors (12).

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, 917022 + ... + 917045.

It is an arithmetic number, because the mean of its divisors is an integer number (4279492).

Almost surely, 2^22008804 is an apocalyptic number.

It is an amenable number.

22008804 is an abundant number, since it is smaller than the sum of its proper divisors (29345100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22008804 is a wasteful number, since it uses less digits than its factorization.

22008804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834074 (or 1834072 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 22008804 is about 4691.3541755020. The cubic root of 22008804 is about 280.2413055872.

Adding to 22008804 its reverse (40880022), we get a palindrome (62888826).

The spelling of 22008804 in words is "twenty-two million, eight thousand, eight hundred four".