22985589 has 8 divisors (see below), whose sum is σ = 33433632. Its totient is φ = 13930640.

The previous prime is 22985587. The next prime is 22985617. The reversal of 22985589 is 98558922.

22985589 = 432² + 433² + ... + 530².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22985589 - 2¹ = 22985587 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22985587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348234 + ... + 348299.

It is an arithmetic number, because the mean of its divisors is an integer number (4179204).

Almost surely, 2^22985589 is an apocalyptic number.

It is an amenable number.

22985589 is a deficient number, since it is larger than the sum of its proper divisors (10448043).

22985589 is a wasteful number, since it uses less digits than its factorization.

22985589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696547.

The product of its digits is 518400, while the sum is 48.

The square root of 22985589 is about 4794.3288372826. The cubic root of 22985589 is about 284.3272899713.

It can be divided in two parts, 2298 and 5589, that added together give a palindrome (7887).

The spelling of 22985589 in words is "twenty-two million, nine hundred eighty-five thousand, five hundred eighty-nine".