2278841288 has 32 divisors (see below), whose sum is σ = 4478155200. Its totient is φ = 1085101248.

The previous prime is 2278841267. The next prime is 2278841291. The reversal of 2278841288 is 8821488722.

2278841288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 15095 + ... + 69177.

It is an arithmetic number, because the mean of its divisors is an integer number (139942350).

Almost surely, 2^2278841288 is an apocalyptic number.

It is an amenable number.

2278841288 is a deficient number, since it is larger than the sum of its proper divisors (2199313912).

2278841288 is a wasteful number, since it uses less digits than its factorization.

2278841288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54341 (or 54337 counting only the distinct ones).

The product of its digits is 917504, while the sum is 50.

The square root of 2278841288 is about 47737.2107270628. The cubic root of 2278841288 is about 1315.9458731815.

The spelling of 2278841288 in words is "two billion, two hundred seventy-eight million, eight hundred forty-one thousand, two hundred eighty-eight".