850422 has 16 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 276480.

The previous prime is 850417. The next prime is 850427. The reversal of 850422 is 224058.

It is an interprime number because it is at equal distance from previous prime (850417) and next prime (850427).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1483 + ... + 1974.

It is an arithmetic number, because the mean of its divisors is an integer number (108927).

2⁸⁵⁰⁴²² is an apocalyptic number.

850422 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

850422 is an abundant number, since it is smaller than the sum of its proper divisors (892410).

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

850422 is a wasteful number, since it uses less digits than its factorization.

850422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 850422 is about 922.1832789636. The cubic root of 850422 is about 94.7424974857.

The spelling of 850422 in words is "eight hundred fifty thousand, four hundred twenty-two".