43344 has 60 divisors (see below), whose sum is σ = 141856. Its totient is φ = 12096.

The previous prime is 43331. The next prime is 43391. The reversal of 43344 is 44334.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (576) is a multiple of the sum of its prime factors (64).

It is a nialpdrome in base 4, base 9, base 12, base 15 and base 16.

It is a zygodrome in base 4 and base 15.

It is a congruent number.

It is an unprimeable number.

43344 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 11 ways as a sum of consecutive naturals, for example, 987 + ... + 1029.

2⁴³³⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70928).

43344 is an abundant number, since it is smaller than the sum of its proper divisors (98512).

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

43344 is a wasteful number, since it uses less digits than its factorization.

43344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 55 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 43344 is about 208.1922188748. The cubic root of 43344 is about 35.1271565230.

Adding to 43344 its reverse (44334), we get a palindrome (87678).

Subtracting 43344 from its reverse (44334), we obtain a triangular number (990 = T₄₄).

The spelling of 43344 in words is "forty-three thousand, three hundred forty-four", and thus it is an iban number.