449059517 has 2 divisors, whose sum is σ = 449059518. Its totient is φ = 449059516.

The previous prime is 449059489. The next prime is 449059531. The reversal of 449059517 is 715950944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 335402596 + 113656921 = 18314^2 + 10661^2 .

It is a cyclic number.

It is not a de Polignac number, because 449059517 - 2⁶ = 449059453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449058517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224529758 + 224529759.

It is an arithmetic number, because the mean of its divisors is an integer number (224529759).

Almost surely, 2^449059517 is an apocalyptic number.

It is an amenable number.

449059517 is a deficient number, since it is larger than the sum of its proper divisors (1).

449059517 is an equidigital number, since it uses as much as digits as its factorization.

449059517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 449059517 is about 21191.0244443255. The cubic root of 449059517 is about 765.7752074625.

The spelling of 449059517 in words is "four hundred forty-nine million, fifty-nine thousand, five hundred seventeen".