22432239 has 12 divisors (see below), whose sum is σ = 32550336. Its totient is φ = 14886432.

The previous prime is 22432219. The next prime is 22432247. The reversal of 22432239 is 93223422.

It is not a de Polignac number, because 22432239 - 2¹² = 22428143 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22432219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3582 + ... + 7595.

It is an arithmetic number, because the mean of its divisors is an integer number (2712528).

Almost surely, 2^22432239 is an apocalyptic number.

22432239 is a deficient number, since it is larger than the sum of its proper divisors (10118097).

22432239 is a wasteful number, since it uses less digits than its factorization.

22432239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11406 (or 11403 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 22432239 is about 4736.2684678975. The cubic root of 22432239 is about 282.0271212787.

The spelling of 22432239 in words is "twenty-two million, four hundred thirty-two thousand, two hundred thirty-nine".