23664071 has 2 divisors, whose sum is σ = 23664072. Its totient is φ = 23664070.

The previous prime is 23664041. The next prime is 23664083. The reversal of 23664071 is 17046632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23664071 - 2⁶ = 23664007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23664001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11832035 + 11832036.

It is an arithmetic number, because the mean of its divisors is an integer number (11832036).

Almost surely, 2^23664071 is an apocalyptic number.

23664071 is a deficient number, since it is larger than the sum of its proper divisors (1).

23664071 is an equidigital number, since it uses as much as digits as its factorization.

23664071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 23664071 is about 4864.5730542361. The cubic root of 23664071 is about 287.0977704748.

The spelling of 23664071 in words is "twenty-three million, six hundred sixty-four thousand, seventy-one".