189644 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 189644.
2189644 is an apocalyptic number.
189644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 189644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189644 is a wasteful number, since it uses less digits than its factorization.
189644 is an odious number, because the sum of its binary digits is odd.
The square root of 189644 is about 435.4813428839. The cubic root of 189644 is about 57.4530429487.
The spelling of 189644 in words is "one hundred eighty-nine thousand, six hundred forty-four".