835838 has 8 divisors (see below), whose sum is σ = 1297080. Its totient is φ = 403480.

The previous prime is 835831. The next prime is 835841. The reversal of 835838 is 838538.

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

It is a junction number, because it is equal to n+sod(n) for n = 835798 and 835807.

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 835838.

It is not an unprimeable number, because it can be changed into a prime (835831) by changing a digit.

835838 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7148 + ... + 7263.

It is an arithmetic number, because the mean of its divisors is an integer number (162135).

2⁸³⁵⁸³⁸ is an apocalyptic number.

835838 is a deficient number, since it is larger than the sum of its proper divisors (461242).

835838 is a wasteful number, since it uses less digits than its factorization.

835838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14442.

The product of its digits is 23040, while the sum is 35.

The square root of 835838 is about 914.2417623364. The cubic root of 835838 is about 94.1977878532.

The spelling of 835838 in words is "eight hundred thirty-five thousand, eight hundred thirty-eight".