834091 has 4 divisors (see below), whose sum is σ = 856672. Its totient is φ = 811512.

The previous prime is 834059. The next prime is 834107. The reversal of 834091 is 190438.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190438 = 2 ⋅95219.

It is a cyclic number.

It is not a de Polignac number, because 834091 - 2⁵ = 834059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (834991) by changing a digit.

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, 11235 + ... + 11308.

It is an arithmetic number, because the mean of its divisors is an integer number (214168).

2⁸³⁴⁰⁹¹ is an apocalyptic number.

834091 is a deficient number, since it is larger than the sum of its proper divisors (22581).

834091 is a wasteful number, since it uses less digits than its factorization.

834091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22580.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 834091 is about 913.2858260151. The cubic root of 834091 is about 94.1321139144.

The spelling of 834091 in words is "eight hundred thirty-four thousand, ninety-one".