23317589 has 2 divisors, whose sum is σ = 23317590. Its totient is φ = 23317588.

The previous prime is 23317577. The next prime is 23317601. The reversal of 23317589 is 98571332.

It is a balanced prime because it is at equal distance from previous prime (23317577) and next prime (23317601).

It can be written as a sum of positive squares in only one way, i.e., 16728100 + 6589489 = 4090^2 + 2567^2 .

It is a cyclic number.

It is not a de Polignac number, because 23317589 - 2⁴ = 23317573 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23317519) 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, 11658794 + 11658795.

It is an arithmetic number, because the mean of its divisors is an integer number (11658795).

Almost surely, 2^23317589 is an apocalyptic number.

It is an amenable number.

23317589 is a deficient number, since it is larger than the sum of its proper divisors (1).

23317589 is an equidigital number, since it uses as much as digits as its factorization.

23317589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 38.

The square root of 23317589 is about 4828.8289470637. The cubic root of 23317589 is about 285.6896767733.

The spelling of 23317589 in words is "twenty-three million, three hundred seventeen thousand, five hundred eighty-nine".