22445652 has 24 divisors (see below), whose sum is σ = 54180000. Its totient is φ = 7223776.

The previous prime is 22445641. The next prime is 22445653. The reversal of 22445652 is 25654422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22445653) 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, 31902 + ... + 32597.

It is an arithmetic number, because the mean of its divisors is an integer number (2257500).

Almost surely, 2^22445652 is an apocalyptic number.

It is an amenable number.

22445652 is an abundant number, since it is smaller than the sum of its proper divisors (31734348).

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

22445652 is a wasteful number, since it uses less digits than its factorization.

22445652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64535 (or 64533 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 22445652 is about 4737.6842444384. The cubic root of 22445652 is about 282.0833212872.

The spelling of 22445652 in words is "twenty-two million, four hundred forty-five thousand, six hundred fifty-two".