22528152 has 32 divisors (see below), whose sum is σ = 62578800. Its totient is φ = 7509312.

The previous prime is 22528123. The next prime is 22528169. The reversal of 22528152 is 25182522.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51933 + ... + 52364.

Almost surely, 2^22528152 is an apocalyptic number.

It is an amenable number.

22528152 is an abundant number, since it is smaller than the sum of its proper divisors (40050648).

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

22528152 is a wasteful number, since it uses less digits than its factorization.

22528152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104312 (or 104302 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 22528152 is about 4746.3830439609. The cubic root of 22528152 is about 282.4285020199.

It can be divided in two parts, 2252 and 8152, that added together give a square (10404 = 102²).

The spelling of 22528152 in words is "twenty-two million, five hundred twenty-eight thousand, one hundred fifty-two".