834398 has 8 divisors (see below), whose sum is σ = 1267680. Its totient is φ = 411840.

The previous prime is 834367. The next prime is 834433. The reversal of 834398 is 893438.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 834398.

It is an unprimeable number.

834398 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2483 + ... + 2798.

It is an arithmetic number, because the mean of its divisors is an integer number (158460).

2⁸³⁴³⁹⁸ is an apocalyptic number.

834398 is a deficient number, since it is larger than the sum of its proper divisors (433282).

834398 is a wasteful number, since it uses less digits than its factorization.

834398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362.

The product of its digits is 20736, while the sum is 35.

The square root of 834398 is about 913.4538849882. The cubic root of 834398 is about 94.1436614210.

The spelling of 834398 in words is "eight hundred thirty-four thousand, three hundred ninety-eight".