23620589 has 2 divisors, whose sum is σ = 23620590. Its totient is φ = 23620588.

The previous prime is 23620573. The next prime is 23620673. The reversal of 23620589 is 98502632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22372900 + 1247689 = 4730^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 23620589 - 2⁴ = 23620573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23620549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11810294 + 11810295.

It is an arithmetic number, because the mean of its divisors is an integer number (11810295).

Almost surely, 2^23620589 is an apocalyptic number.

It is an amenable number.

23620589 is a deficient number, since it is larger than the sum of its proper divisors (1).

23620589 is an equidigital number, since it uses as much as digits as its factorization.

23620589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 23620589 is about 4860.1017479061. The cubic root of 23620589 is about 286.9218182314.

The spelling of 23620589 in words is "twenty-three million, six hundred twenty thousand, five hundred eighty-nine".