330433320 has 64 divisors (see below), whose sum is σ = 1132917120. Its totient is φ = 75527424.

The previous prime is 330433319. The next prime is 330433333. The reversal of 330433320 is 23334033.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195847 + ... + 197526.

It is an arithmetic number, because the mean of its divisors is an integer number (17701830).

Almost surely, 2^330433320 is an apocalyptic number.

330433320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

330433320 is an abundant number, since it is smaller than the sum of its proper divisors (802483800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

330433320 is a wasteful number, since it uses less digits than its factorization.

330433320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393394 (or 393390 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 21.

The square root of 330433320 is about 18177.8249523974. The cubic root of 330433320 is about 691.3446578394.

Adding to 330433320 its reverse (23334033), we get a palindrome (353767353).

It can be divided in two parts, 33043 and 3320, that added together give a palindrome (36363).

The spelling of 330433320 in words is "three hundred thirty million, four hundred thirty-three thousand, three hundred twenty".