3005552220 has 96 divisors (see below), whose sum is σ = 9189282816. Its totient is φ = 727929600.

The previous prime is 3005552177. The next prime is 3005552261. The reversal of 3005552220 is 222555003.

It is a congruent number.

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, 1227037 + ... + 1229483.

It is an arithmetic number, because the mean of its divisors is an integer number (95721696).

Almost surely, 2^3005552220 is an apocalyptic number.

3005552220 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 3005552220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4594641408).

3005552220 is an abundant number, since it is smaller than the sum of its proper divisors (6183730596).

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

3005552220 is a wasteful number, since it uses less digits than its factorization.

3005552220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331 (or 4329 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 3005552220 is about 54822.9169234910. The cubic root of 3005552220 is about 1443.1387649667.

The spelling of 3005552220 in words is "three billion, five million, five hundred fifty-two thousand, two hundred twenty".