43343 has 4 divisors (see below), whose sum is σ = 43920. Its totient is φ = 42768.

The previous prime is 43331. The next prime is 43391. The reversal of 43343 is 34334.

43343 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34334 = 2 ⋅17167.

It is a cyclic number.

It is not a de Polignac number, because 43343 - 2¹⁴ = 26959 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43343.

It is not an unprimeable number, because it can be changed into a prime (43313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155 + ... + 332.

It is an arithmetic number, because the mean of its divisors is an integer number (10980).

2⁴³³⁴³ is an apocalyptic number.

43343 is a deficient number, since it is larger than the sum of its proper divisors (577).

43343 is an equidigital number, since it uses as much as digits as its factorization.

43343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576.

The product of its digits is 432, while the sum is 17.

The square root of 43343 is about 208.1898172342. The cubic root of 43343 is about 35.1268863785.

Adding to 43343 its reverse (34334), we get a palindrome (77677).

Subtracting from 43343 its reverse (34334), we obtain a palindrome (9009).

The spelling of 43343 in words is "forty-three thousand, three hundred forty-three", and thus it is an iban number.