23732089 has 2 divisors, whose sum is σ = 23732090. Its totient is φ = 23732088.

The previous prime is 23732057. The next prime is 23732123. The reversal of 23732089 is 98023732.

It is an a-pointer prime, because the next prime (23732123) can be obtained adding 23732089 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23474025 + 258064 = 4845^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 23732089 - 2⁵ = 23732057 is a prime.

It is not a weakly prime, because it can be changed into another prime (23732029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11866044 + 11866045.

It is an arithmetic number, because the mean of its divisors is an integer number (11866045).

Almost surely, 2^23732089 is an apocalyptic number.

It is an amenable number.

23732089 is a deficient number, since it is larger than the sum of its proper divisors (1).

23732089 is an equidigital number, since it uses as much as digits as its factorization.

23732089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 23732089 is about 4871.5591959864. The cubic root of 23732089 is about 287.3725771817.

The spelling of 23732089 in words is "twenty-three million, seven hundred thirty-two thousand, eighty-nine".