330139408 has 20 divisors (see below), whose sum is σ = 642865600. Its totient is φ = 164238624.

The previous prime is 330139391. The next prime is 330139441. The reversal of 330139408 is 804931033.

It is a self number, because there is not a number n which added to its sum of digits gives 330139408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48660 + ... + 55027.

It is an arithmetic number, because the mean of its divisors is an integer number (32143280).

Almost surely, 2^330139408 is an apocalyptic number.

It is an amenable number.

330139408 is a deficient number, since it is larger than the sum of its proper divisors (312726192).

330139408 is a wasteful number, since it uses less digits than its factorization.

330139408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103894 (or 103888 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 330139408 is about 18169.7387983427. The cubic root of 330139408 is about 691.1396192290.

The spelling of 330139408 in words is "three hundred thirty million, one hundred thirty-nine thousand, four hundred eight".