330021304 has 8 divisors (see below), whose sum is σ = 618789960. Its totient is φ = 165010648.

The previous prime is 330021283. The next prime is 330021313. The reversal of 330021304 is 403120033.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×330021304² = 217828122187720832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20626324 + ... + 20626339.

It is an arithmetic number, because the mean of its divisors is an integer number (77348745).

Almost surely, 2^330021304 is an apocalyptic number.

It is an amenable number.

330021304 is a deficient number, since it is larger than the sum of its proper divisors (288768656).

330021304 is a wasteful number, since it uses less digits than its factorization.

330021304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41252669 (or 41252665 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 330021304 is about 18166.4884884229. The cubic root of 330021304 is about 691.0571933535.

Adding to 330021304 its reverse (403120033), we get a palindrome (733141337).

The spelling of 330021304 in words is "three hundred thirty million, twenty-one thousand, three hundred four".