2268785 has 4 divisors (see below), whose sum is σ = 2722548. Its totient is φ = 1815024.

The previous prime is 2268779. The next prime is 2268793. The reversal of 2268785 is 5878622.

2268785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1515361 + 753424 = 1231^2 + 868^2 .

It is a cyclic number.

It is not a de Polignac number, because 2268785 - 2¹⁶ = 2203249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226874 + ... + 226883.

It is an arithmetic number, because the mean of its divisors is an integer number (680637).

2^2268785 is an apocalyptic number.

It is an amenable number.

2268785 is a deficient number, since it is larger than the sum of its proper divisors (453763).

2268785 is an equidigital number, since it uses as much as digits as its factorization.

2268785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453762.

The product of its digits is 53760, while the sum is 38.

The square root of 2268785 is about 1506.2486514517. The cubic root of 2268785 is about 131.4007308367.

The spelling of 2268785 in words is "two million, two hundred sixty-eight thousand, seven hundred eighty-five".