38331 has 6 divisors (see below), whose sum is σ = 55380. Its totient is φ = 25548.

The previous prime is 38329. The next prime is 38333. The reversal of 38331 is 13383.

It is an interprime number because it is at equal distance from previous prime (38329) and next prime (38333).

It is not a de Polignac number, because 38331 - 2¹ = 38329 is a prime.

It is a super-2 number, since 2×38331² = 2938531122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38333) 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, 2121 + ... + 2138.

It is an arithmetic number, because the mean of its divisors is an integer number (9230).

2³⁸³³¹ is an apocalyptic number.

38331 is a deficient number, since it is larger than the sum of its proper divisors (17049).

38331 is a wasteful number, since it uses less digits than its factorization.

38331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265 (or 4262 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 38331 is about 195.7830431881. The cubic root of 38331 is about 33.7170872557.

It can be divided in two parts, 383 and 31, that added together give a palindrome (414).

The spelling of 38331 in words is "thirty-eight thousand, three hundred thirty-one".