22032152 has 32 divisors (see below), whose sum is σ = 42508800. Its totient is φ = 10701600.

The previous prime is 22032149. The next prime is 22032161. The reversal of 22032152 is 25123022.

It is a super-2 number, since 2×22032152² = 970831443502208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22032152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44627 + ... + 45117.

It is an arithmetic number, because the mean of its divisors is an integer number (1328400).

Almost surely, 2^22032152 is an apocalyptic number.

It is an amenable number.

22032152 is a deficient number, since it is larger than the sum of its proper divisors (20476648).

22032152 is a wasteful number, since it uses less digits than its factorization.

22032152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22032152 is about 4693.8419232011. The cubic root of 22032152 is about 280.3403683930.

Adding to 22032152 its reverse (25123022), we get a palindrome (47155174).

The spelling of 22032152 in words is "twenty-two million, thirty-two thousand, one hundred fifty-two".