23664853 has 2 divisors, whose sum is σ = 23664854. Its totient is φ = 23664852.

The previous prime is 23664827. The next prime is 23664857. The reversal of 23664853 is 35846632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15038884 + 8625969 = 3878^2 + 2937^2 .

It is a cyclic number.

It is not a de Polignac number, because 23664853 - 2⁵ = 23664821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23664857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11832426 + 11832427.

It is an arithmetic number, because the mean of its divisors is an integer number (11832427).

Almost surely, 2^23664853 is an apocalyptic number.

It is an amenable number.

23664853 is a deficient number, since it is larger than the sum of its proper divisors (1).

23664853 is an equidigital number, since it uses as much as digits as its factorization.

23664853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 23664853 is about 4864.6534306156. The cubic root of 23664853 is about 287.1009329059.

The spelling of 23664853 in words is "twenty-three million, six hundred sixty-four thousand, eight hundred fifty-three".