23935823 has 2 divisors, whose sum is σ = 23935824. Its totient is φ = 23935822.

The previous prime is 23935819. The next prime is 23935829. The reversal of 23935823 is 32853932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23935823 - 2² = 23935819 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23935829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11967911 + 11967912.

It is an arithmetic number, because the mean of its divisors is an integer number (11967912).

Almost surely, 2^23935823 is an apocalyptic number.

23935823 is a deficient number, since it is larger than the sum of its proper divisors (1).

23935823 is an equidigital number, since it uses as much as digits as its factorization.

23935823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 23935823 is about 4892.4250632994. The cubic root of 23935823 is about 288.1925755174.

The spelling of 23935823 in words is "twenty-three million, nine hundred thirty-five thousand, eight hundred twenty-three".