It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
144432 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2144432 is an apocalyptic number.
144432 is a gapful number since it is divisible by the number (12) 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 144432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144432 is a wasteful number, since it uses less digits than its factorization.
144432 is an evil number, because the sum of its binary digits is even.
The square root of 144432 is about 380.0421029307. The cubic root of 144432 is about 52.4671903844.
Adding to 144432 its reverse (234441), we get a palindrome (378873).
Subtracting 144432 from its reverse (234441), we obtain a palindrome (90009).
The spelling of 144432 in words is "one hundred forty-four thousand, four hundred thirty-two".