23744023 has 2 divisors, whose sum is σ = 23744024. Its totient is φ = 23744022.

The previous prime is 23743987. The next prime is 23744081. The reversal of 23744023 is 32044732.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23744023 - 2¹⁷ = 23612951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23745023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11872011 + 11872012.

It is an arithmetic number, because the mean of its divisors is an integer number (11872012).

Almost surely, 2^23744023 is an apocalyptic number.

23744023 is a deficient number, since it is larger than the sum of its proper divisors (1).

23744023 is an equidigital number, since it uses as much as digits as its factorization.

23744023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 23744023 is about 4872.7839065569. The cubic root of 23744023 is about 287.4207388309.

Adding to 23744023 its reverse (32044732), we get a palindrome (55788755).

The spelling of 23744023 in words is "twenty-three million, seven hundred forty-four thousand, twenty-three".