43340343 has 4 divisors (see below), whose sum is σ = 57787128. Its totient is φ = 28893560.

The previous prime is 43340329. The next prime is 43340347. The reversal of 43340343 is 34304334.

43340343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43340343 - 2⁹ = 43339831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43340347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7223388 + ... + 7223393.

It is an arithmetic number, because the mean of its divisors is an integer number (14446782).

Almost surely, 2^43340343 is an apocalyptic number.

43340343 is a deficient number, since it is larger than the sum of its proper divisors (14446785).

43340343 is a wasteful number, since it uses less digits than its factorization.

43340343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14446784.

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 43340343 is about 6583.3382869180. The cubic root of 43340343 is about 351.2616858445.

Adding to 43340343 its reverse (34304334), we get a palindrome (77644677).

The spelling of 43340343 in words is "forty-three million, three hundred forty thousand, three hundred forty-three".