448409672 has 16 divisors (see below), whose sum is σ = 843313200. Its totient is φ = 223526160.

The previous prime is 448409653. The next prime is 448409693. The reversal of 448409672 is 276904844.

It is a Smith number, since the sum of its digits (44) 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 3 ways as a sum of consecutive naturals, for example, 82022 + ... + 87317.

It is an arithmetic number, because the mean of its divisors is an integer number (52707075).

Almost surely, 2^448409672 is an apocalyptic number.

It is an amenable number.

448409672 is a deficient number, since it is larger than the sum of its proper divisors (394903528).

448409672 is a wasteful number, since it uses less digits than its factorization.

448409672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169676 (or 169672 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 448409672 is about 21175.6858684672. The cubic root of 448409672 is about 765.4056384627.

The spelling of 448409672 in words is "four hundred forty-eight million, four hundred nine thousand, six hundred seventy-two".