448644528 has 40 divisors (see below), whose sum is σ = 1287777200. Its totient is φ = 149548032.

The previous prime is 448644491. The next prime is 448644541. The reversal of 448644528 is 825446844.

448644528 is a `hidden beast` number, since 4 + 4 + 86 + 44 + 528 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518833 + ... + 519696.

It is an arithmetic number, because the mean of its divisors is an integer number (32194430).

Almost surely, 2^448644528 is an apocalyptic number.

448644528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

448644528 is an abundant number, since it is smaller than the sum of its proper divisors (839132672).

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

448644528 is a wasteful number, since it uses less digits than its factorization.

448644528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038546 (or 1038534 counting only the distinct ones).

The product of its digits is 983040, while the sum is 45.

The square root of 448644528 is about 21181.2305591531. The cubic root of 448644528 is about 765.5392430240.

The spelling of 448644528 in words is "four hundred forty-eight million, six hundred forty-four thousand, five hundred twenty-eight".