22204856 has 32 divisors (see below), whose sum is σ = 45120240. Its totient is φ = 10203648.

The previous prime is 22204849. The next prime is 22204859. The reversal of 22204856 is 65840222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3950 + ... + 7746.

Almost surely, 2^22204856 is an apocalyptic number.

It is an amenable number.

22204856 is an abundant number, since it is smaller than the sum of its proper divisors (22915384).

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

22204856 is a wasteful number, since it uses less digits than its factorization.

22204856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863 (or 3859 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 22204856 is about 4712.2028818802. The cubic root of 22204856 is about 281.0709664859.

The spelling of 22204856 in words is "twenty-two million, two hundred four thousand, eight hundred fifty-six".