38443 has 4 divisors (see below), whose sum is σ = 39520. Its totient is φ = 37368.

The previous prime is 38431. The next prime is 38447. The reversal of 38443 is 34483.

38443 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483 + ... + 556.

It is an arithmetic number, because the mean of its divisors is an integer number (9880).

2³⁸⁴⁴³ is an apocalyptic number.

38443 is a deficient number, since it is larger than the sum of its proper divisors (1077).

38443 is a wasteful number, since it uses less digits than its factorization.

38443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076.

The product of its digits is 1152, while the sum is 22.

The square root of 38443 is about 196.0688654529. The cubic root of 38443 is about 33.7498948328.

The spelling of 38443 in words is "thirty-eight thousand, four hundred forty-three".