834864 has 20 divisors (see below), whose sum is σ = 2156856. Its totient is φ = 278272.

The previous prime is 834859. The next prime is 834893. The reversal of 834864 is 468438.

834864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8649 + ... + 8744.

2⁸³⁴⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

834864 is an abundant number, since it is smaller than the sum of its proper divisors (1321992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

834864 is a wasteful number, since it uses less digits than its factorization.

834864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17404 (or 17398 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 834864 is about 913.7089252054. The cubic root of 834864 is about 94.1611841467.

The spelling of 834864 in words is "eight hundred thirty-four thousand, eight hundred sixty-four".