23928173 has 2 divisors, whose sum is σ = 23928174. Its totient is φ = 23928172.

The previous prime is 23928137. The next prime is 23928181. The reversal of 23928173 is 37182932.

Together with previous prime (23928137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23833924 + 94249 = 4882^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 23928173 - 2⁶ = 23928109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23928473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11964086 + 11964087.

It is an arithmetic number, because the mean of its divisors is an integer number (11964087).

Almost surely, 2^23928173 is an apocalyptic number.

It is an amenable number.

23928173 is a deficient number, since it is larger than the sum of its proper divisors (1).

23928173 is an equidigital number, since it uses as much as digits as its factorization.

23928173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 23928173 is about 4891.6431799550. The cubic root of 23928173 is about 288.1618696848.

The spelling of 23928173 in words is "twenty-three million, nine hundred twenty-eight thousand, one hundred seventy-three".