2285317865 has 32 divisors (see below), whose sum is σ = 2836187136. Its totient is φ = 1767018240.

The previous prime is 2285317849. The next prime is 2285317889. The reversal of 2285317865 is 5687135822.

2285317865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2285317865 - 2⁴ = 2285317849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8250107 + ... + 8250383.

It is an arithmetic number, because the mean of its divisors is an integer number (88630848).

Almost surely, 2^2285317865 is an apocalyptic number.

It is an amenable number.

2285317865 is a deficient number, since it is larger than the sum of its proper divisors (550869271).

2285317865 is a wasteful number, since it uses less digits than its factorization.

2285317865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689.

The product of its digits is 806400, while the sum is 47.

The square root of 2285317865 is about 47804.9983265349. The cubic root of 2285317865 is about 1317.1913545951.

The spelling of 2285317865 in words is "two billion, two hundred eighty-five million, three hundred seventeen thousand, eight hundred sixty-five".