23953873 has 2 divisors, whose sum is σ = 23953874. Its totient is φ = 23953872.

The previous prime is 23953861. The next prime is 23953921. The reversal of 23953873 is 37835932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23357889 + 595984 = 4833^2 + 772^2 .

It is a cyclic number.

It is not a de Polignac number, because 23953873 - 2⁵ = 23953841 is a prime.

It is a super-3 number, since 3×23953873³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (23953843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11976936 + 11976937.

It is an arithmetic number, because the mean of its divisors is an integer number (11976937).

Almost surely, 2^23953873 is an apocalyptic number.

It is an amenable number.

23953873 is a deficient number, since it is larger than the sum of its proper divisors (1).

23953873 is an equidigital number, since it uses as much as digits as its factorization.

23953873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 40.

The square root of 23953873 is about 4894.2694041093. The cubic root of 23953873 is about 288.2649993060.

The spelling of 23953873 in words is "twenty-three million, nine hundred fifty-three thousand, eight hundred seventy-three".