330949513 has 4 divisors (see below), whose sum is σ = 337991040. Its totient is φ = 323907988.

The previous prime is 330949501. The next prime is 330949517. The reversal of 330949513 is 315949033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315949033 = 769 ⋅410857.

It is a cyclic number.

It is not a de Polignac number, because 330949513 - 2⁵ = 330949481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330949517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3520693 + ... + 3520786.

It is an arithmetic number, because the mean of its divisors is an integer number (84497760).

Almost surely, 2^330949513 is an apocalyptic number.

It is an amenable number.

330949513 is a deficient number, since it is larger than the sum of its proper divisors (7041527).

330949513 is an equidigital number, since it uses as much as digits as its factorization.

330949513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041526.

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 330949513 is about 18192.0178375022. The cubic root of 330949513 is about 691.7044698230.

The spelling of 330949513 in words is "three hundred thirty million, nine hundred forty-nine thousand, five hundred thirteen".