789222 has 64 divisors (see below), whose sum is σ = 2027520. Its totient is φ = 199584.

The previous prime is 789221. The next prime is 789227. The reversal of 789222 is 222987.

It is a self number, because there is not a number n which added to its sum of digits gives 789222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18333 + ... + 18375.

It is an arithmetic number, because the mean of its divisors is an integer number (31680).

2⁷⁸⁹²²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 789222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1013760).

789222 is an abundant number, since it is smaller than the sum of its proper divisors (1238298).

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

789222 is a wasteful number, since it uses less digits than its factorization.

789222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97.

The product of its digits is 4032, while the sum is 30.

The square root of 789222 is about 888.3816747322. The cubic root of 789222 is about 92.4129983026.

The spelling of 789222 in words is "seven hundred eighty-nine thousand, two hundred twenty-two".