23413289 has 2 divisors, whose sum is σ = 23413290. Its totient is φ = 23413288.

The previous prime is 23413259. The next prime is 23413349. The reversal of 23413289 is 98231432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15147664 + 8265625 = 3892^2 + 2875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23413289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23413249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11706644 + 11706645.

It is an arithmetic number, because the mean of its divisors is an integer number (11706645).

Almost surely, 2^23413289 is an apocalyptic number.

It is an amenable number.

23413289 is a deficient number, since it is larger than the sum of its proper divisors (1).

23413289 is an equidigital number, since it uses as much as digits as its factorization.

23413289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 23413289 is about 4838.7280353415. The cubic root of 23413289 is about 286.0799856157.

The spelling of 23413289 in words is "twenty-three million, four hundred thirteen thousand, two hundred eighty-nine".