2882221056 has 440 divisors, whose sum is σ = 10153185504. Its totient is φ = 806215680.

The previous prime is 2882221007. The next prime is 2882221129. The reversal of 2882221056 is 6501222882.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2882221056.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 221709306 + ... + 221709318.

Almost surely, 2^2882221056 is an apocalyptic number.

2882221056 is a gapful number since it is divisible by the number (26) 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 2882221056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5076592752).

2882221056 is an abundant number, since it is smaller than the sum of its proper divisors (7270964448).

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

2882221056 is an frugal number, since it uses more digits than its factorization.

2882221056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 2882221056 is about 53686.3209393231. The cubic root of 2882221056 is about 1423.1229712980.

The spelling of 2882221056 in words is "two billion, eight hundred eighty-two million, two hundred twenty-one thousand, fifty-six".