448134928 has 40 divisors (see below), whose sum is σ = 895442688. Its totient is φ = 217156992.

The previous prime is 448134923. The next prime is 448134959. The reversal of 448134928 is 829431844.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (448134923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67201 + ... + 73567.

Almost surely, 2^448134928 is an apocalyptic number.

It is an amenable number.

448134928 is a deficient number, since it is larger than the sum of its proper divisors (447307760).

448134928 is a wasteful number, since it uses less digits than its factorization.

448134928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6511 (or 6505 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 448134928 is about 21169.1976229615. The cubic root of 448134928 is about 765.2492832491.

The spelling of 448134928 in words is "four hundred forty-eight million, one hundred thirty-four thousand, nine hundred twenty-eight".