330646313 has 8 divisors (see below), whose sum is σ = 343291080. Its totient is φ = 318084480.

The previous prime is 330646297. The next prime is 330646331. The reversal of 330646313 is 313646033.

It can be written as a sum of positive squares in 4 ways, for example, as 36626704 + 294019609 = 6052^2 + 17147^2 .

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 330646313 - 2⁴ = 330646297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (330646333) 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, 12548 + ... + 28613.

It is an arithmetic number, because the mean of its divisors is an integer number (42911385).

Almost surely, 2^330646313 is an apocalyptic number.

It is an amenable number.

330646313 is a deficient number, since it is larger than the sum of its proper divisors (12644767).

330646313 is a wasteful number, since it uses less digits than its factorization.

330646313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41467.

The product of its (nonzero) digits is 11664, while the sum is 29.

The square root of 330646313 is about 18183.6826028173. The cubic root of 330646313 is about 691.4931698450.

The spelling of 330646313 in words is "three hundred thirty million, six hundred forty-six thousand, three hundred thirteen".