448686844 has 12 divisors (see below), whose sum is σ = 792976968. Its totient is φ = 222122000.

The previous prime is 448686803. The next prime is 448686859.

448686844 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 448686791 and 448686800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554902 + ... + 555709.

It is an arithmetic number, because the mean of its divisors is an integer number (66081414).

Almost surely, 2^448686844 is an apocalyptic number.

It is an amenable number.

448686844 is a deficient number, since it is larger than the sum of its proper divisors (344290124).

448686844 is a wasteful number, since it uses less digits than its factorization.

448686844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110716 (or 1110714 counting only the distinct ones).

The product of its digits is 4718592, while the sum is 52.

The square root of 448686844 is about 21182.2294388480. The cubic root of 448686844 is about 765.5633107347.

The spelling of 448686844 in words is "four hundred forty-eight million, six hundred eighty-six thousand, eight hundred forty-four".