22033232 has 20 divisors (see below), whose sum is σ = 45973620. Its totient is φ = 10169088.

The previous prime is 22033211. The next prime is 22033237. The reversal of 22033232 is 23233022.

It can be written as a sum of positive squares in 2 ways, for example, as 12645136 + 9388096 = 3556^2 + 3064^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22033232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52757 + ... + 53172.

It is an arithmetic number, because the mean of its divisors is an integer number (2298681).

Almost surely, 2^22033232 is an apocalyptic number.

It is an amenable number.

22033232 is an abundant number, since it is smaller than the sum of its proper divisors (23940388).

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

22033232 is a wasteful number, since it uses less digits than its factorization.

22033232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105950 (or 105944 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 22033232 is about 4693.9569661427. The cubic root of 22033232 is about 280.3449490115.

Adding to 22033232 its reverse (23233022), we get a palindrome (45266254).

The spelling of 22033232 in words is "twenty-two million, thirty-three thousand, two hundred thirty-two".