789822 has 24 divisors (see below), whose sum is σ = 1867320. Its totient is φ = 239280.

The previous prime is 789793. The next prime is 789823. The reversal of 789822 is 228987.

789822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789823) by changing a digit.

789822 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 11 ways as a sum of consecutive naturals, for example, 1797 + ... + 2192.

It is an arithmetic number, because the mean of its divisors is an integer number (77805).

2⁷⁸⁹⁸²² is an apocalyptic number.

789822 is an abundant number, since it is smaller than the sum of its proper divisors (1077498).

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

789822 is a wasteful number, since it uses less digits than its factorization.

789822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008 (or 4005 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 789822 is about 888.7193032673. The cubic root of 789822 is about 92.4364111292.

The spelling of 789822 in words is "seven hundred eighty-nine thousand, eight hundred twenty-two".