330990990 has 32 divisors (see below), whose sum is σ = 866595456. Its totient is φ = 80240160.

The previous prime is 330990977. The next prime is 330991009. The reversal of 330990990 is 99099033.

330990990 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×330990990² = 219110070922360200, which contains 22 as substring.

330990990 is a modest number, since divided by 990990 gives 330 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501172 + ... + 501831.

It is an arithmetic number, because the mean of its divisors is an integer number (27081108).

Almost surely, 2^330990990 is an apocalyptic number.

330990990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

330990990 is an abundant number, since it is smaller than the sum of its proper divisors (535604466).

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

330990990 is a wasteful number, since it uses less digits than its factorization.

330990990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003024.

The product of its (nonzero) digits is 59049, while the sum is 42.

The square root of 330990990 is about 18193.1577797808. The cubic root of 330990990 is about 691.7333650942.

The spelling of 330990990 in words is "three hundred thirty million, nine hundred ninety thousand, nine hundred ninety".