938839 has 6 divisors (see below), whose sum is σ = 1032080. Its totient is φ = 853380.

The previous prime is 938831. The next prime is 938843.

938839 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 938839 - 2³ = 938831 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 (938831) 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, 3759 + ... + 4000.

2⁹³⁸⁸³⁹ is an apocalyptic number.

938839 is a deficient number, since it is larger than the sum of its proper divisors (93241).

938839 is a wasteful number, since it uses less digits than its factorization.

938839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7781 (or 7770 counting only the distinct ones).

The product of its digits is 46656, while the sum is 40.

The square root of 938839 is about 968.9370464586. The cubic root of 938839 is about 97.9182644878.

The spelling of 938839 in words is "nine hundred thirty-eight thousand, eight hundred thirty-nine".