22839938 has 32 divisors (see below), whose sum is σ = 39804480. Its totient is φ = 9720000.

The previous prime is 22839937. The next prime is 22839953. The reversal of 22839938 is 83993822.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22839931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41948 + ... + 42488.

It is an arithmetic number, because the mean of its divisors is an integer number (1243890).

Almost surely, 2^22839938 is an apocalyptic number.

22839938 is a deficient number, since it is larger than the sum of its proper divisors (16964542).

22839938 is a wasteful number, since it uses less digits than its factorization.

22839938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its digits is 186624, while the sum is 44.

The square root of 22839938 is about 4779.1147715869. The cubic root of 22839938 is about 283.7254587507.

It can be divided in two parts, 2283 and 9938, that added together give a palindrome (12221).

The spelling of 22839938 in words is "twenty-two million, eight hundred thirty-nine thousand, nine hundred thirty-eight".