23565049 has 2 divisors, whose sum is σ = 23565050. Its totient is φ = 23565048.

The previous prime is 23564987. The next prime is 23565067. The reversal of 23565049 is 94056532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19184400 + 4380649 = 4380^2 + 2093^2 .

It is a cyclic number.

It is not a de Polignac number, because 23565049 - 2¹⁵ = 23532281 is a prime.

It is not a weakly prime, because it can be changed into another prime (23565089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11782524 + 11782525.

It is an arithmetic number, because the mean of its divisors is an integer number (11782525).

Almost surely, 2^23565049 is an apocalyptic number.

It is an amenable number.

23565049 is a deficient number, since it is larger than the sum of its proper divisors (1).

23565049 is an equidigital number, since it uses as much as digits as its factorization.

23565049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 23565049 is about 4854.3845129944. The cubic root of 23565049 is about 286.6967583038.

The spelling of 23565049 in words is "twenty-three million, five hundred sixty-five thousand, forty-nine".