23740049 has 2 divisors, whose sum is σ = 23740050. Its totient is φ = 23740048.

The previous prime is 23740039. The next prime is 23740097. The reversal of 23740049 is 94004732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23668225 + 71824 = 4865^2 + 268^2 .

It is a cyclic number.

It is not a de Polignac number, because 23740049 - 2⁴ = 23740033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23740039) 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, 11870024 + 11870025.

It is an arithmetic number, because the mean of its divisors is an integer number (11870025).

Almost surely, 2^23740049 is an apocalyptic number.

It is an amenable number.

23740049 is a deficient number, since it is larger than the sum of its proper divisors (1).

23740049 is an equidigital number, since it uses as much as digits as its factorization.

23740049 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 23740049 is about 4872.3761143820. The cubic root of 23740049 is about 287.4047028831.

The spelling of 23740049 in words is "twenty-three million, seven hundred forty thousand, forty-nine".