850212 has 72 divisors (see below), whose sum is σ = 2489760. Its totient is φ = 241920.

The previous prime is 850211. The next prime is 850229. The reversal of 850212 is 212058.

850212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850212.

It is not an unprimeable number, because it can be changed into a prime (850211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7468 + ... + 7580.

It is an arithmetic number, because the mean of its divisors is an integer number (34580).

2⁸⁵⁰²¹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244880).

850212 is an abundant number, since it is smaller than the sum of its proper divisors (1639548).

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

850212 is a wasteful number, since it uses less digits than its factorization.

850212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 850212 is about 922.0694117039. The cubic root of 850212 is about 94.7346983920.

The spelling of 850212 in words is "eight hundred fifty thousand, two hundred twelve".