23327489 has 2 divisors, whose sum is σ = 23327490. Its totient is φ = 23327488.

The previous prime is 23327471. The next prime is 23327503. The reversal of 23327489 is 98472332.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18421264 + 4906225 = 4292^2 + 2215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23327489 is a prime.

It is not a weakly prime, because it can be changed into another prime (23327429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11663744 + 11663745.

It is an arithmetic number, because the mean of its divisors is an integer number (11663745).

Almost surely, 2^23327489 is an apocalyptic number.

It is an amenable number.

23327489 is a deficient number, since it is larger than the sum of its proper divisors (1).

23327489 is an equidigital number, since it uses as much as digits as its factorization.

23327489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 23327489 is about 4829.8539315387. The cubic root of 23327489 is about 285.7301030172.

The spelling of 23327489 in words is "twenty-three million, three hundred twenty-seven thousand, four hundred eighty-nine".