448598009 has 2 divisors, whose sum is σ = 448598010. Its totient is φ = 448598008.

The previous prime is 448597997. The next prime is 448598039. The reversal of 448598009 is 900895844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384277609 + 64320400 = 19603^2 + 8020^2 .

It is a cyclic number.

It is not a de Polignac number, because 448598009 - 2⁸ = 448597753 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (448598039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224299004 + 224299005.

It is an arithmetic number, because the mean of its divisors is an integer number (224299005).

Almost surely, 2^448598009 is an apocalyptic number.

It is an amenable number.

448598009 is a deficient number, since it is larger than the sum of its proper divisors (1).

448598009 is an equidigital number, since it uses as much as digits as its factorization.

448598009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 448598009 is about 21180.1324122395. The cubic root of 448598009 is about 765.5127830624.

The spelling of 448598009 in words is "four hundred forty-eight million, five hundred ninety-eight thousand, nine".