448459641 has 24 divisors (see below), whose sum is σ = 779280320. Its totient is φ = 242774496.

The previous prime is 448459637. The next prime is 448459651. The reversal of 448459641 is 146954844.

It is not a de Polignac number, because 448459641 - 2² = 448459637 is a prime.

It is a super-2 number, since 2×448459641² = 402232099211697762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (448459601) 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 in 23 ways as a sum of consecutive naturals, for example, 186130 + ... + 188523.

Almost surely, 2^448459641 is an apocalyptic number.

It is an amenable number.

448459641 is a deficient number, since it is larger than the sum of its proper divisors (330820679).

448459641 is a wasteful number, since it uses less digits than its factorization.

448459641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374685 (or 374682 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 448459641 is about 21176.8657029316. The cubic root of 448459641 is about 765.4340686656.

The spelling of 448459641 in words is "four hundred forty-eight million, four hundred fifty-nine thousand, six hundred forty-one".