2289000128 has 28 divisors (see below), whose sum is σ = 4543757232. Its totient is φ = 1144116480.

The previous prime is 2289000113. The next prime is 2289000137. The reversal of 2289000128 is 8210009822.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 2289000094 and 2289000103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354626 + ... + 361022.

It is an arithmetic number, because the mean of its divisors is an integer number (162277044).

Almost surely, 2^2289000128 is an apocalyptic number.

It is an amenable number.

2289000128 is a deficient number, since it is larger than the sum of its proper divisors (2254757104).

2289000128 is an equidigital number, since it uses as much as digits as its factorization.

2289000128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12000 (or 11990 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2289000128 is about 47843.4961933176. The cubic root of 2289000128 is about 1317.8984250608.

The spelling of 2289000128 in words is "two billion, two hundred eighty-nine million, one hundred twenty-eight", and thus it is an aban number.