22033152 has 108 divisors (see below), whose sum is σ = 64888824. Its totient is φ = 7188480.

The previous prime is 22033147. The next prime is 22033153. The reversal of 22033152 is 25133022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22033153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168127 + ... + 168257.

Almost surely, 2^22033152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22033152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32444412).

22033152 is an abundant number, since it is smaller than the sum of its proper divisors (42855672).

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

22033152 is a wasteful number, since it uses less digits than its factorization.

22033152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22033152 is about 4693.9484445401. The cubic root of 22033152 is about 280.3446097116.

Adding to 22033152 its reverse (25133022), we get a palindrome (47166174).

The spelling of 22033152 in words is "twenty-two million, thirty-three thousand, one hundred fifty-two".