443959444 has 12 divisors (see below), whose sum is σ = 780955924. Its totient is φ = 220829184.

The previous prime is 443959387. The next prime is 443959457. The reversal of 443959444 is 444959344.

It can be written as a sum of positive squares in 2 ways, for example, as 287709444 + 156250000 = 16962^2 + 12500^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 443959394 and 443959403.

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, 286767 + ... + 288310.

Almost surely, 2^443959444 is an apocalyptic number.

It is an amenable number.

443959444 is a deficient number, since it is larger than the sum of its proper divisors (336996480).

443959444 is a wasteful number, since it uses less digits than its factorization.

443959444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575274 (or 575272 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 46.

The square root of 443959444 is about 21070.3451324367. The cubic root of 443959444 is about 762.8651338747.

The spelling of 443959444 in words is "four hundred forty-three million, nine hundred fifty-nine thousand, four hundred forty-four".