443843228 has 12 divisors (see below), whose sum is σ = 777790440. Its totient is φ = 221617392.

The previous prime is 443843227. The next prime is 443843237. The reversal of 443843228 is 822348344.

It is a super-2 number, since 2×443843228² = 393993622082919968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 443843191 and 443843200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443843227) by changing a digit.

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, 72758 + ... + 78621.

It is an arithmetic number, because the mean of its divisors is an integer number (64815870).

Almost surely, 2^443843228 is an apocalyptic number.

It is an amenable number.

443843228 is a deficient number, since it is larger than the sum of its proper divisors (333947212).

443843228 is a wasteful number, since it uses less digits than its factorization.

443843228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152116 (or 152114 counting only the distinct ones).

The product of its digits is 147456, while the sum is 38.

The square root of 443843228 is about 21067.5871423379. The cubic root of 443843228 is about 762.7985625751.

The spelling of 443843228 in words is "four hundred forty-three million, eight hundred forty-three thousand, two hundred twenty-eight".