330289020 has 144 divisors (see below), whose sum is σ = 1035914880. Its totient is φ = 85131648.

The previous prime is 330288997. The next prime is 330289079. The reversal of 330289020 is 20982033.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1075707 + ... + 1076013.

Almost surely, 2^330289020 is an apocalyptic number.

330289020 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 330289020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517957440).

330289020 is an abundant number, since it is smaller than the sum of its proper divisors (705625860).

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

330289020 is a wasteful number, since it uses less digits than its factorization.

330289020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 330289020 is about 18173.8553972458. The cubic root of 330289020 is about 691.2440066101.

The spelling of 330289020 in words is "three hundred thirty million, two hundred eighty-nine thousand, twenty".