934839 has 12 divisors (see below), whose sum is σ = 1359072. Its totient is φ = 619200.

The previous prime is 934837. The next prime is 934853. The reversal of 934839 is 938439.

It is not a de Polignac number, because 934839 - 2¹ = 934837 is a prime.

934839 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (934831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1954 + ... + 2384.

It is an arithmetic number, because the mean of its divisors is an integer number (113256).

2⁹³⁴⁸³⁹ is an apocalyptic number.

934839 is a deficient number, since it is larger than the sum of its proper divisors (424233).

934839 is a wasteful number, since it uses less digits than its factorization.

934839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 675 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 934839 is about 966.8707255885. The cubic root of 934839 is about 97.7790036099.

Subtracting 934839 from its reverse (938439), we obtain a square (3600 = 60²).

The spelling of 934839 in words is "nine hundred thirty-four thousand, eight hundred thirty-nine".