449241239 has 2 divisors, whose sum is σ = 449241240. Its totient is φ = 449241238.

The previous prime is 449241151. The next prime is 449241251. The reversal of 449241239 is 932142944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449241239 - 2⁸ = 449240983 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449241259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224620619 + 224620620.

It is an arithmetic number, because the mean of its divisors is an integer number (224620620).

Almost surely, 2^449241239 is an apocalyptic number.

449241239 is a deficient number, since it is larger than the sum of its proper divisors (1).

449241239 is an equidigital number, since it uses as much as digits as its factorization.

449241239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 449241239 is about 21195.3117221710. The cubic root of 449241239 is about 765.8784895665.

The spelling of 449241239 in words is "four hundred forty-nine million, two hundred forty-one thousand, two hundred thirty-nine".