2265798885 has 32 divisors (see below), whose sum is σ = 4323317760. Its totient is φ = 990758208.

The previous prime is 2265798883. The next prime is 2265798901. The reversal of 2265798885 is 5888975622.

It is not a de Polignac number, because 2265798885 - 2¹ = 2265798883 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265798883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 466695 + ... + 471524.

It is an arithmetic number, because the mean of its divisors is an integer number (135103680).

Almost surely, 2^2265798885 is an apocalyptic number.

It is an amenable number.

2265798885 is a deficient number, since it is larger than the sum of its proper divisors (2057518875).

2265798885 is a wasteful number, since it uses less digits than its factorization.

2265798885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938257.

The product of its digits is 19353600, while the sum is 60.

The square root of 2265798885 is about 47600.4084541299. The cubic root of 2265798885 is about 1313.4305680040.

The spelling of 2265798885 in words is "two billion, two hundred sixty-five million, seven hundred ninety-eight thousand, eight hundred eighty-five".