448181256 has 16 divisors (see below), whose sum is σ = 1120453200. Its totient is φ = 149393744.

The previous prime is 448181219. The next prime is 448181267. The reversal of 448181256 is 652181844.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 9337086 + ... + 9337133.

It is an arithmetic number, because the mean of its divisors is an integer number (70028325).

Almost surely, 2^448181256 is an apocalyptic number.

It is an amenable number.

448181256 is an abundant number, since it is smaller than the sum of its proper divisors (672271944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448181256 is a wasteful number, since it uses less digits than its factorization.

448181256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18674228 (or 18674224 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 448181256 is about 21170.2918260472. The cubic root of 448181256 is about 765.2756527232.

The spelling of 448181256 in words is "four hundred forty-eight million, one hundred eighty-one thousand, two hundred fifty-six".