444675386 has 24 divisors (see below), whose sum is σ = 693511104. Its totient is φ = 213832080.

The previous prime is 444675359. The next prime is 444675397. The reversal of 444675386 is 683576444.

It is a self number, because there is not a number n which added to its sum of digits gives 444675386.

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 11 ways as a sum of consecutive naturals, for example, 778481 + ... + 779051.

It is an arithmetic number, because the mean of its divisors is an integer number (28896296).

Almost surely, 2^444675386 is an apocalyptic number.

444675386 is a deficient number, since it is larger than the sum of its proper divisors (248835718).

444675386 is a wasteful number, since it uses less digits than its factorization.

444675386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094 (or 1065 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 47.

The square root of 444675386 is about 21087.3276163671. The cubic root of 444675386 is about 763.2749865248.

The spelling of 444675386 in words is "four hundred forty-four million, six hundred seventy-five thousand, three hundred eighty-six".