22875239 has 2 divisors, whose sum is σ = 22875240. Its totient is φ = 22875238.

The previous prime is 22875233. The next prime is 22875247. The reversal of 22875239 is 93257822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22875239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22875233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11437619 + 11437620.

It is an arithmetic number, because the mean of its divisors is an integer number (11437620).

Almost surely, 2^22875239 is an apocalyptic number.

22875239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22875239 is an equidigital number, since it uses as much as digits as its factorization.

22875239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 22875239 is about 4782.8066028222. The cubic root of 22875239 is about 283.8715571737.

The spelling of 22875239 in words is "twenty-two million, eight hundred seventy-five thousand, two hundred thirty-nine".