23916049 has 2 divisors, whose sum is σ = 23916050. Its totient is φ = 23916048.

The previous prime is 23916043. The next prime is 23916077. The reversal of 23916049 is 94061932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19421649 + 4494400 = 4407^2 + 2120^2 .

It is a cyclic number.

It is not a de Polignac number, because 23916049 - 2⁷ = 23915921 is a prime.

It is not a weakly prime, because it can be changed into another prime (23916043) 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, 11958024 + 11958025.

It is an arithmetic number, because the mean of its divisors is an integer number (11958025).

Almost surely, 2^23916049 is an apocalyptic number.

It is an amenable number.

23916049 is a deficient number, since it is larger than the sum of its proper divisors (1).

23916049 is an equidigital number, since it uses as much as digits as its factorization.

23916049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 23916049 is about 4890.4037665616. The cubic root of 23916049 is about 288.1131925496.

The spelling of 23916049 in words is "twenty-three million, nine hundred sixteen thousand, forty-nine".