443984 has 10 divisors (see below), whose sum is σ = 860250. Its totient is φ = 221984.

The previous prime is 443983. The next prime is 443987. The reversal of 443984 is 489344.

443984 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 336400 + 107584 = 580^2 + 328^2 .

It is a d-powerful number, because it can be written as 4 + 4⁶ + 9² + 3¹¹ + 8³ + 4⁹ .

It is a self number, because there is not a number n which added to its sum of digits gives 443984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13859 + ... + 13890.

It is an arithmetic number, because the mean of its divisors is an integer number (86025).

2⁴⁴³⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

443984 is a deficient number, since it is larger than the sum of its proper divisors (416266).

443984 is a wasteful number, since it uses less digits than its factorization.

443984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27757 (or 27751 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 443984 is about 666.3212438456. The cubic root of 443984 is about 76.2879198651.

The spelling of 443984 in words is "four hundred forty-three thousand, nine hundred eighty-four".