23969723 has 2 divisors, whose sum is σ = 23969724. Its totient is φ = 23969722.

The previous prime is 23969681. The next prime is 23969731. The reversal of 23969723 is 32796932.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23969723 - 2⁸ = 23969467 is a prime.

It is not a weakly prime, because it can be changed into another prime (23962723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11984861 + 11984862.

It is an arithmetic number, because the mean of its divisors is an integer number (11984862).

Almost surely, 2^23969723 is an apocalyptic number.

23969723 is a deficient number, since it is larger than the sum of its proper divisors (1).

23969723 is an equidigital number, since it uses as much as digits as its factorization.

23969723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 41.

The square root of 23969723 is about 4895.8883769955. Note that the first 3 decimals coincide. The cubic root of 23969723 is about 288.3285658234.

The spelling of 23969723 in words is "twenty-three million, nine hundred sixty-nine thousand, seven hundred twenty-three".