43320343 has 8 divisors (see below), whose sum is σ = 47423376. Its totient is φ = 39244800.

The previous prime is 43320331. The next prime is 43320349. The reversal of 43320343 is 34302334.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43320343 - 2⁵ = 43320311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43320349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3498 + ... + 9943.

It is an arithmetic number, because the mean of its divisors is an integer number (5927922).

Almost surely, 2^43320343 is an apocalyptic number.

43320343 is a deficient number, since it is larger than the sum of its proper divisors (4103033).

43320343 is a wasteful number, since it uses less digits than its factorization.

43320343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13745.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 43320343 is about 6581.8191254394. The cubic root of 43320343 is about 351.2076460120.

Adding to 43320343 its reverse (34302334), we get a palindrome (77622677).

Subtracting from 43320343 its reverse (34302334), we obtain a square (9018009 = 3003²).

The spelling of 43320343 in words is "forty-three million, three hundred twenty thousand, three hundred forty-three".