23935957 has 2 divisors, whose sum is σ = 23935958. Its totient is φ = 23935956.

The previous prime is 23935921. The next prime is 23935963. The reversal of 23935957 is 75953932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22363441 + 1572516 = 4729^2 + 1254^2 .

It is a cyclic number.

It is not a de Polignac number, because 23935957 - 2⁷ = 23935829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23935997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11967978 + 11967979.

It is an arithmetic number, because the mean of its divisors is an integer number (11967979).

Almost surely, 2^23935957 is an apocalyptic number.

It is an amenable number.

23935957 is a deficient number, since it is larger than the sum of its proper divisors (1).

23935957 is an equidigital number, since it uses as much as digits as its factorization.

23935957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 43.

The square root of 23935957 is about 4892.4387579202. The cubic root of 23935957 is about 288.1931133128.

The spelling of 23935957 in words is "twenty-three million, nine hundred thirty-five thousand, nine hundred fifty-seven".