850206 has 32 divisors (see below), whose sum is σ = 2009088. Its totient is φ = 234720.

The previous prime is 850189. The next prime is 850207. The reversal of 850206 is 602058.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 850206.

It is not an unprimeable number, because it can be changed into a prime (850207) by changing a digit.

850206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 976 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (62784).

2⁸⁵⁰²⁰⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1004544).

850206 is an abundant number, since it is smaller than the sum of its proper divisors (1158882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

850206 is a wasteful number, since it uses less digits than its factorization.

850206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 850206 is about 922.0661581470. The cubic root of 850206 is about 94.7344755419.

The spelling of 850206 in words is "eight hundred fifty thousand, two hundred six".