834842 has 8 divisors (see below), whose sum is σ = 1282932. Its totient is φ = 407200.

The previous prime is 834829. The next prime is 834857. The reversal of 834842 is 248438.

It can be written as a sum of positive squares in 2 ways, for example, as 790321 + 44521 = 889^2 + 211^2 .

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

It is a super-2 number, since 2×834842² = 1393922329928, which contains 22 as substring.

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, 5009 + ... + 5172.

2⁸³⁴⁸⁴² is an apocalyptic number.

834842 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

834842 is a deficient number, since it is larger than the sum of its proper divisors (448090).

834842 is a wasteful number, since it uses less digits than its factorization.

834842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224.

The product of its digits is 6144, while the sum is 29.

The square root of 834842 is about 913.6968862812. The cubic root of 834842 is about 94.1603570402.

The spelling of 834842 in words is "eight hundred thirty-four thousand, eight hundred forty-two".