43224 has 16 divisors (see below), whose sum is σ = 108120.
Its totient is φ = 14400.
The previous prime is 43223. The next prime is 43237. The reversal of 43224 is 42234.
It is a happy number.
43224 is nontrivially palindromic in base 9.
It is a hoax number, since the sum of its digits (15) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877 + ... + 924.
243224 is an apocalyptic number.
It is an amenable number.
43224 is an abundant number, since it is smaller than the sum of its proper divisors (64896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54060).
43224 is a wasteful number, since it uses less digits than its factorization.
43224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1810 (or 1806 counting only the distinct ones).
The product of its digits is 192, while the sum is 15.
The square root of 43224 is about 207.9038239187.
The cubic root of 43224 is about 35.0947094728.
Adding to 43224 its reverse (42234), we get a palindrome (85458).
Subtracting from 43224 its reverse (42234), we obtain a triangular number (990 = T44).
The spelling of 43224 in words is "forty-three thousand, two hundred twenty-four", and thus it is an iban number.