2721258882 has 64 divisors (see below), whose sum is σ = 6146150400. Its totient is φ = 892371600.

The previous prime is 2721258851. The next prime is 2721258893. The reversal of 2721258882 is 2888521272.

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 31 ways as a sum of consecutive naturals, for example, 870919 + ... + 874037.

It is an arithmetic number, because the mean of its divisors is an integer number (96033600).

Almost surely, 2^2721258882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2721258882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3073075200).

2721258882 is an abundant number, since it is smaller than the sum of its proper divisors (3424891518).

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

2721258882 is a wasteful number, since it uses less digits than its factorization.

2721258882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388 (or 3382 counting only the distinct ones).

The product of its digits is 286720, while the sum is 45.

The square root of 2721258882 is about 52165.6868257287. The cubic root of 2721258882 is about 1396.1217292859.

The spelling of 2721258882 in words is "two billion, seven hundred twenty-one million, two hundred fifty-eight thousand, eight hundred eighty-two".