181272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
181272 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2181272 is an apocalyptic number.
181272 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 181272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
181272 is a wasteful number, since it uses less digits than its factorization.
181272 is an evil number, because the sum of its binary digits is even.
The square root of 181272 is about 425.7604960538. The cubic root of 181272 is about 56.5948494275.
Subtracting 181272 from its reverse (272181), we obtain a palindrome (90909).
The spelling of 181272 in words is "one hundred eighty-one thousand, two hundred seventy-two".