43928 has 24 divisors (see below), whose sum is σ = 92100. Its totient is φ = 19584.

The previous prime is 43913. The next prime is 43933. The reversal of 43928 is 82934.

43928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43897 and 43906.

It is a congruent number.

It is an unprimeable number.

43928 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2303 + ... + 2321.

2⁴³⁹²⁸ is an apocalyptic number.

It is an amenable number.

43928 is an abundant number, since it is smaller than the sum of its proper divisors (48172).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46050).

43928 is a wasteful number, since it uses less digits than its factorization.

43928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 38 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 43928 is about 209.5900761009. The cubic root of 43928 is about 35.2842163947.

The spelling of 43928 in words is "forty-three thousand, nine hundred twenty-eight".