448893784 has 16 divisors (see below), whose sum is σ = 870699600. Its totient is φ = 216707232.

The previous prime is 448893763. The next prime is 448893803. The reversal of 448893784 is 487398844.

It is a happy number.

It is a congruent number.

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, 967212 + ... + 967675.

It is an arithmetic number, because the mean of its divisors is an integer number (54418725).

Almost surely, 2^448893784 is an apocalyptic number.

It is an amenable number.

448893784 is a deficient number, since it is larger than the sum of its proper divisors (421805816).

448893784 is a wasteful number, since it uses less digits than its factorization.

448893784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934922 (or 1934918 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 55.

The square root of 448893784 is about 21187.1136306954. The cubic root of 448893784 is about 765.6809884454.

The spelling of 448893784 in words is "four hundred forty-eight million, eight hundred ninety-three thousand, seven hundred eighty-four".