22204668 has 24 divisors (see below), whose sum is σ = 52789968. Its totient is φ = 7261696.

The previous prime is 22204661. The next prime is 22204681. The reversal of 22204668 is 86640222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16821 + ... + 18092.

It is an arithmetic number, because the mean of its divisors is an integer number (2199582).

Almost surely, 2^22204668 is an apocalyptic number.

It is an amenable number.

22204668 is an abundant number, since it is smaller than the sum of its proper divisors (30585300).

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

22204668 is a wasteful number, since it uses less digits than its factorization.

22204668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34973 (or 34971 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 22204668 is about 4712.1829336307. The cubic root of 22204668 is about 281.0701732437.

The spelling of 22204668 in words is "twenty-two million, two hundred four thousand, six hundred sixty-eight".