3385505220 has 48 divisors (see below), whose sum is σ = 9488888640. Its totient is φ = 901899136.

The previous prime is 3385505219. The next prime is 3385505261. The reversal of 3385505220 is 225055833.

3385505220 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3385505220² = 22923291189294496800, which contains 22 as substring.

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, 33454 + ... + 88826.

It is an arithmetic number, because the mean of its divisors is an integer number (197685180).

Almost surely, 2^3385505220 is an apocalyptic number.

3385505220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3385505220 is an abundant number, since it is smaller than the sum of its proper divisors (6103383420).

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

3385505220 is a wasteful number, since it uses less digits than its factorization.

3385505220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56404 (or 56402 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 3385505220 is about 58185.0944830375. The cubic root of 3385505220 is about 1501.5547169024.

The spelling of 3385505220 in words is "three billion, three hundred eighty-five million, five hundred five thousand, two hundred twenty".