834939 has 24 divisors (see below), whose sum is σ = 1428960. Its totient is φ = 459648.

The previous prime is 834913. The next prime is 834941. The reversal of 834939 is 939438.

It is not a de Polignac number, because 834939 - 2⁷ = 834811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (834949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1599 + ... + 2055.

It is an arithmetic number, because the mean of its divisors is an integer number (59540).

2⁸³⁴⁹³⁹ is an apocalyptic number.

834939 is a deficient number, since it is larger than the sum of its proper divisors (594021).

834939 is a wasteful number, since it uses less digits than its factorization.

834939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499 (or 496 counting only the distinct ones).

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

The square root of 834939 is about 913.7499658003. The cubic root of 834939 is about 94.1640037186.

It can be divided in two parts, 834 and 939, that multiplied together give a triangular number (783126 = T₁₂₅₁).

The spelling of 834939 in words is "eight hundred thirty-four thousand, nine hundred thirty-nine".