23263439 has 2 divisors, whose sum is σ = 23263440. Its totient is φ = 23263438.

The previous prime is 23263403. The next prime is 23263451. The reversal of 23263439 is 93436232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23263439 - 2⁸ = 23263183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23263459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11631719 + 11631720.

It is an arithmetic number, because the mean of its divisors is an integer number (11631720).

Almost surely, 2^23263439 is an apocalyptic number.

23263439 is a deficient number, since it is larger than the sum of its proper divisors (1).

23263439 is an equidigital number, since it uses as much as digits as its factorization.

23263439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 32.

The square root of 23263439 is about 4823.2187385604. The cubic root of 23263439 is about 285.4683547665.

The spelling of 23263439 in words is "twenty-three million, two hundred sixty-three thousand, four hundred thirty-nine".