43328313 has 24 divisors (see below), whose sum is σ = 73052928. Its totient is φ = 24230592.

The previous prime is 43328273. The next prime is 43328321. The reversal of 43328313 is 31382334.

It is not a de Polignac number, because 43328313 - 2¹⁸ = 43066169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43328213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4356 + ... + 10277.

It is an arithmetic number, because the mean of its divisors is an integer number (3043872).

Almost surely, 2^43328313 is an apocalyptic number.

It is an amenable number.

43328313 is a deficient number, since it is larger than the sum of its proper divisors (29724615).

43328313 is a wasteful number, since it uses less digits than its factorization.

43328313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14693 (or 14690 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 43328313 is about 6582.4245533086. The cubic root of 43328313 is about 351.2291828783.

The spelling of 43328313 in words is "forty-three million, three hundred twenty-eight thousand, three hundred thirteen".