43328743 has 4 divisors (see below), whose sum is σ = 43347760. Its totient is φ = 43309728.

The previous prime is 43328741. The next prime is 43328749. The reversal of 43328743 is 34782334.

It is a happy number.

43328743 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 43328743 - 2¹ = 43328741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43328699 and 43328708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43328741) 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, 5538 + ... + 10831.

It is an arithmetic number, because the mean of its divisors is an integer number (10836940).

Almost surely, 2^43328743 is an apocalyptic number.

43328743 is a deficient number, since it is larger than the sum of its proper divisors (19017).

43328743 is a wasteful number, since it uses less digits than its factorization.

43328743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19016.

The product of its digits is 48384, while the sum is 34.

The square root of 43328743 is about 6582.4572159643. The cubic root of 43328743 is about 351.2303447671.

The spelling of 43328743 in words is "forty-three million, three hundred twenty-eight thousand, seven hundred forty-three".