23393873 has 2 divisors, whose sum is σ = 23393874. Its totient is φ = 23393872.

The previous prime is 23393863. The next prime is 23393891. The reversal of 23393873 is 37839332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14531344 + 8862529 = 3812^2 + 2977^2 .

It is a cyclic number.

It is not a de Polignac number, because 23393873 - 2⁴ = 23393857 is a prime.

It is not a weakly prime, because it can be changed into another prime (23393803) 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, 11696936 + 11696937.

It is an arithmetic number, because the mean of its divisors is an integer number (11696937).

Almost surely, 2^23393873 is an apocalyptic number.

It is an amenable number.

23393873 is a deficient number, since it is larger than the sum of its proper divisors (1).

23393873 is an equidigital number, since it uses as much as digits as its factorization.

23393873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 23393873 is about 4836.7213068359. The cubic root of 23393873 is about 286.0008843111. Note that the first 3 decimals are identical.

The spelling of 23393873 in words is "twenty-three million, three hundred ninety-three thousand, eight hundred seventy-three".