330243413 has 4 divisors (see below), whose sum is σ = 330530988. Its totient is φ = 329955840.

The previous prime is 330243391. The next prime is 330243421. The reversal of 330243413 is 314342033.

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

It can be written as a sum of positive squares in 2 ways, for example, as 307756849 + 22486564 = 17543^2 + 4742^2 .

It is a cyclic number.

It is not a de Polignac number, because 330243413 - 2¹⁰ = 330242389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330243443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142058 + ... + 144363.

It is an arithmetic number, because the mean of its divisors is an integer number (82632747).

Almost surely, 2^330243413 is an apocalyptic number.

It is an amenable number.

330243413 is a deficient number, since it is larger than the sum of its proper divisors (287575).

330243413 is a wasteful number, since it uses less digits than its factorization.

330243413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287574.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 330243413 is about 18172.6006119102. The cubic root of 330243413 is about 691.2121890053.

Adding to 330243413 its reverse (314342033), we get a palindrome (644585446).

The spelling of 330243413 in words is "three hundred thirty million, two hundred forty-three thousand, four hundred thirteen".