3285840120 has 32 divisors (see below), whose sum is σ = 9857520720. Its totient is φ = 876224000.

The previous prime is 3285840113. The next prime is 3285840143. The reversal of 3285840120 is 210485823.

It is a super-2 number, since 2×3285840120² = 21593490588403228800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13690881 + ... + 13691120.

Almost surely, 2^3285840120 is an apocalyptic number.

3285840120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3285840120 is an abundant number, since it is smaller than the sum of its proper divisors (6571680600).

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

3285840120 is a wasteful number, since it uses less digits than its factorization.

3285840120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27382015 (or 27382011 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 3285840120 is about 57322.2480368661. The cubic root of 3285840120 is about 1486.6730749275.

The spelling of 3285840120 in words is "three billion, two hundred eighty-five million, eight hundred forty thousand, one hundred twenty".