23664041 has 2 divisors, whose sum is σ = 23664042. Its totient is φ = 23664040.

The previous prime is 23664019. The next prime is 23664071. The reversal of 23664041 is 14046632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21353641 + 2310400 = 4621^2 + 1520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23664041 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23664041.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11832020 + 11832021.

It is an arithmetic number, because the mean of its divisors is an integer number (11832021).

Almost surely, 2^23664041 is an apocalyptic number.

It is an amenable number.

23664041 is a deficient number, since it is larger than the sum of its proper divisors (1).

23664041 is an equidigital number, since it uses as much as digits as its factorization.

23664041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 23664041 is about 4864.5699707168. The cubic root of 23664041 is about 287.0976491525.

The spelling of 23664041 in words is "twenty-three million, six hundred sixty-four thousand, forty-one".