32790222 has 12 divisors (see below), whose sum is σ = 71045520. Its totient is φ = 10930068.

The previous prime is 32790179. The next prime is 32790259. The reversal of 32790222 is 22209723.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 910822 + ... + 910857.

It is an arithmetic number, because the mean of its divisors is an integer number (5920460).

Almost surely, 2^32790222 is an apocalyptic number.

32790222 is an abundant number, since it is smaller than the sum of its proper divisors (38255298).

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

32790222 is a wasteful number, since it uses less digits than its factorization.

32790222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821687 (or 1821684 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 32790222 is about 5726.2747052512. The cubic root of 32790222 is about 320.0723208936.

Adding to 32790222 its reverse (22209723), we get a palindrome (54999945).

The spelling of 32790222 in words is "thirty-two million, seven hundred ninety thousand, two hundred twenty-two".