850835 has 4 divisors (see below), whose sum is σ = 1021008. Its totient is φ = 680664.

The previous prime is 850823. The next prime is 850849. The reversal of 850835 is 538058.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 538058 = 2 ⋅269029.

It is a cyclic number.

It is not a de Polignac number, because 850835 - 2¹² = 846739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 850798 and 850807.

It is an unprimeable 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, 85079 + ... + 85088.

It is an arithmetic number, because the mean of its divisors is an integer number (255252).

2⁸⁵⁰⁸³⁵ is an apocalyptic number.

850835 is a deficient number, since it is larger than the sum of its proper divisors (170173).

850835 is a wasteful number, since it uses less digits than its factorization.

850835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170172.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 850835 is about 922.4071769018. The cubic root of 850835 is about 94.7578319584.

The spelling of 850835 in words is "eight hundred fifty thousand, eight hundred thirty-five".