23304961 has 2 divisors, whose sum is σ = 23304962. Its totient is φ = 23304960.

The previous prime is 23304959. The next prime is 23304973. The reversal of 23304961 is 16940332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23280625 + 24336 = 4825^2 + 156^2 .

It is a cyclic number.

It is not a de Polignac number, because 23304961 - 2¹ = 23304959 is a prime.

Together with 23304959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (23304761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11652480 + 11652481.

It is an arithmetic number, because the mean of its divisors is an integer number (11652481).

Almost surely, 2^23304961 is an apocalyptic number.

It is an amenable number.

23304961 is a deficient number, since it is larger than the sum of its proper divisors (1).

23304961 is an equidigital number, since it uses as much as digits as its factorization.

23304961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 23304961 is about 4827.5212065821. The cubic root of 23304961 is about 285.6380942433.

The spelling of 23304961 in words is "twenty-three million, three hundred four thousand, nine hundred sixty-one".