443628 has 18 divisors (see below), whose sum is σ = 1121484. Its totient is φ = 147864.

The previous prime is 443609. The next prime is 443629. The reversal of 443628 is 826344.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (443629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6126 + ... + 6197.

2⁴⁴³⁶²⁸ is an apocalyptic number.

It is an amenable number.

443628 is an abundant number, since it is smaller than the sum of its proper divisors (677856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

443628 is a wasteful number, since it uses less digits than its factorization.

443628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12333 (or 12328 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 443628 is about 666.0540518607. The cubic root of 443628 is about 76.2675244143.

The spelling of 443628 in words is "four hundred forty-three thousand, six hundred twenty-eight".