330394020 has 96 divisors (see below), whose sum is σ = 1030772736. Its totient is φ = 78384000.

The previous prime is 330394007. The next prime is 330394039. The reversal of 330394020 is 20493033.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25695 + ... + 36345.

It is an arithmetic number, because the mean of its divisors is an integer number (10737216).

Almost surely, 2^330394020 is an apocalyptic number.

330394020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 330394020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515386368).

330394020 is an abundant number, since it is smaller than the sum of its proper divisors (700378716).

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

330394020 is a wasteful number, since it uses less digits than its factorization.

330394020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10721 (or 10719 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 330394020 is about 18176.7439328390. The cubic root of 330394020 is about 691.3172484544.

The spelling of 330394020 in words is "three hundred thirty million, three hundred ninety-four thousand, twenty".