22500589 has 2 divisors, whose sum is σ = 22500590. Its totient is φ = 22500588.

The previous prime is 22500587. The next prime is 22500613. The reversal of 22500589 is 98500522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17015625 + 5484964 = 4125^2 + 2342^2 .

It is a cyclic number.

It is not a de Polignac number, because 22500589 - 2¹ = 22500587 is a prime.

Together with 22500587, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22500589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22500581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11250294 + 11250295.

It is an arithmetic number, because the mean of its divisors is an integer number (11250295).

Almost surely, 2^22500589 is an apocalyptic number.

It is an amenable number.

22500589 is a deficient number, since it is larger than the sum of its proper divisors (1).

22500589 is an equidigital number, since it uses as much as digits as its factorization.

22500589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 22500589 is about 4743.4785758977. The cubic root of 22500589 is about 282.3132720660.

The spelling of 22500589 in words is "twenty-two million, five hundred thousand, five hundred eighty-nine".