43922 has 4 divisors (see below), whose sum is σ = 65886. Its totient is φ = 21960.

The previous prime is 43913. The next prime is 43933. The reversal of 43922 is 22934.

43922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22934 = 2 ⋅11467.

It can be written as a sum of positive squares in only one way, i.e., 32041 + 11881 = 179^2 + 109^2 .

It is an Ulam number.

It is a plaindrome in base 11.

It is a nialpdrome in base 9.

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 43894 and 43903.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43922.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10979 + ... + 10982.

2⁴³⁹²² is an apocalyptic number.

43922 is a deficient number, since it is larger than the sum of its proper divisors (21964).

43922 is a wasteful number, since it uses less digits than its factorization.

43922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21963.

The product of its digits is 432, while the sum is 20.

The square root of 43922 is about 209.5757619573. The cubic root of 43922 is about 35.2826098648.

The spelling of 43922 in words is "forty-three thousand, nine hundred twenty-two".