2265775 has 6 divisors (see below), whose sum is σ = 2809592. Its totient is φ = 1812600.

The previous prime is 2265761. The next prime is 2265779. The reversal of 2265775 is 5775622.

It is a happy number.

2265775 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 2265775 - 2⁷ = 2265647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265779) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 45291 + ... + 45340.

2^2265775 is an apocalyptic number.

2265775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2265775 is a deficient number, since it is larger than the sum of its proper divisors (543817).

2265775 is an equidigital number, since it uses as much as digits as its factorization.

2265775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90641 (or 90636 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 2265775 is about 1505.2491488122. The cubic root of 2265775 is about 131.3425952796.

The spelling of 2265775 in words is "two million, two hundred sixty-five thousand, seven hundred seventy-five".