330342028 has 18 divisors (see below), whose sum is σ = 614106836. Its totient is φ = 155454528.

The previous prime is 330342007. The next prime is 330342029. The reversal of 330342028 is 820243033.

It is a junction number, because it is equal to n+sod(n) for n = 330341993 and 330342011.

It is not an unprimeable number, because it can be changed into a prime (330342029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141726 + ... + 144037.

Almost surely, 2^330342028 is an apocalyptic number.

It is an amenable number.

330342028 is a deficient number, since it is larger than the sum of its proper divisors (283764808).

330342028 is a wasteful number, since it uses less digits than its factorization.

330342028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285801 (or 285782 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 330342028 is about 18175.3136974304. The cubic root of 330342028 is about 691.2809838231.

The spelling of 330342028 in words is "three hundred thirty million, three hundred forty-two thousand, twenty-eight".