22500552 has 32 divisors (see below), whose sum is σ = 56548800. Its totient is φ = 7460544.

The previous prime is 22500547. The next prime is 22500557. The reversal of 22500552 is 25500522.

It is an interprime number because it is at equal distance from previous prime (22500547) and next prime (22500557).

It is not an unprimeable number, because it can be changed into a prime (22500557) 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, 2349 + ... + 7107.

It is an arithmetic number, because the mean of its divisors is an integer number (1767150).

Almost surely, 2^22500552 is an apocalyptic number.

It is an amenable number.

22500552 is an abundant number, since it is smaller than the sum of its proper divisors (34048248).

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

22500552 is a wasteful number, since it uses less digits than its factorization.

22500552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965 (or 4961 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 22500552 is about 4743.4746758046. The cubic root of 22500552 is about 282.3131173205.

The spelling of 22500552 in words is "twenty-two million, five hundred thousand, five hundred fifty-two".