330028 has 6 divisors (see below), whose sum is σ = 577556. Its totient is φ = 165012.

The previous prime is 330019. The next prime is 330037. The reversal of 330028 is 820033.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (330019) and next prime (330037).

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 329993 and 330020.

It is an unprimeable number.

330028 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41250 + ... + 41257.

2³³⁰⁰²⁸ is an apocalyptic number.

It is an amenable number.

330028 is a deficient number, since it is larger than the sum of its proper divisors (247528).

330028 is a wasteful number, since it uses less digits than its factorization.

330028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82511 (or 82509 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 330028 is about 574.4806350087. The cubic root of 330028 is about 69.1061867080.

The spelling of 330028 in words is "three hundred thirty thousand, twenty-eight".