23297723 has 2 divisors, whose sum is σ = 23297724. Its totient is φ = 23297722.

The previous prime is 23297713. The next prime is 23297749. The reversal of 23297723 is 32779232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23297723 - 2⁴ = 23297707 is a prime.

It is not a weakly prime, because it can be changed into another prime (23297713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11648861 + 11648862.

It is an arithmetic number, because the mean of its divisors is an integer number (11648862).

Almost surely, 2^23297723 is an apocalyptic number.

23297723 is a deficient number, since it is larger than the sum of its proper divisors (1).

23297723 is an equidigital number, since it uses as much as digits as its factorization.

23297723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 35.

The square root of 23297723 is about 4826.7714882725. The cubic root of 23297723 is about 285.6085202455.

The spelling of 23297723 in words is "twenty-three million, two hundred ninety-seven thousand, seven hundred twenty-three".