834380 has 12 divisors (see below), whose sum is σ = 1752240. Its totient is φ = 333744.

The previous prime is 834367. The next prime is 834433. The reversal of 834380 is 83438.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20840 + ... + 20879.

It is an arithmetic number, because the mean of its divisors is an integer number (146020).

2⁸³⁴³⁸⁰ is an apocalyptic number.

It is an amenable number.

834380 is an abundant number, since it is smaller than the sum of its proper divisors (917860).

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

834380 is a wasteful number, since it uses less digits than its factorization.

834380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41728 (or 41726 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 834380 is about 913.4440322209. Note that the first 3 decimals coincide. The cubic root of 834380 is about 94.1429844467.

The spelling of 834380 in words is "eight hundred thirty-four thousand, three hundred eighty".