2259186828 has 12 divisors (see below), whose sum is σ = 5271435960. Its totient is φ = 753062272.

The previous prime is 2259186827. The next prime is 2259186833. The reversal of 2259186828 is 8286819522.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2259186821) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 94132773 + ... + 94132796.

It is an arithmetic number, because the mean of its divisors is an integer number (439286330).

Almost surely, 2^2259186828 is an apocalyptic number.

It is an amenable number.

2259186828 is an abundant number, since it is smaller than the sum of its proper divisors (3012249132).

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

2259186828 is a wasteful number, since it uses less digits than its factorization.

2259186828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188265576 (or 188265574 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 51.

The square root of 2259186828 is about 47530.9039257618. The cubic root of 2259186828 is about 1312.1517049879.

The spelling of 2259186828 in words is "two billion, two hundred fifty-nine million, one hundred eighty-six thousand, eight hundred twenty-eight".