789432 has 64 divisors (see below), whose sum is σ = 2334720. Its totient is φ = 217728.

The previous prime is 789419. The next prime is 789443. The reversal of 789432 is 234987.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 789393 and 789402.

It is a congruent number.

It is an unprimeable number.

789432 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, 6153 + ... + 6279.

It is an arithmetic number, because the mean of its divisors is an integer number (36480).

2⁷⁸⁹⁴³² is an apocalyptic number.

It is a pronic number, being equal to 888×889.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 789432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1167360).

789432 is an abundant number, since it is smaller than the sum of its proper divisors (1545288).

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

789432 is a wasteful number, since it uses less digits than its factorization.

789432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 176 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 789432 is about 888.4998593134. The cubic root of 789432 is about 92.4211941413.

It can be divided in two parts, 789 and 432, that added together give a palindrome (1221).

The spelling of 789432 in words is "seven hundred eighty-nine thousand, four hundred thirty-two".