22052528 has 20 divisors (see below), whose sum is σ = 44201040. Its totient is φ = 10645824.

The previous prime is 22052491. The next prime is 22052533. The reversal of 22052528 is 82525022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22052497 and 22052506.

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, 23300 + ... + 24227.

It is an arithmetic number, because the mean of its divisors is an integer number (2210052).

Almost surely, 2^22052528 is an apocalyptic number.

It is an amenable number.

22052528 is an abundant number, since it is smaller than the sum of its proper divisors (22148512).

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

22052528 is a wasteful number, since it uses less digits than its factorization.

22052528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47564 (or 47558 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 22052528 is about 4696.0119250274. The cubic root of 22052528 is about 280.4267641796.

The spelling of 22052528 in words is "twenty-two million, fifty-two thousand, five hundred twenty-eight".