2265773 has 4 divisors (see below), whose sum is σ = 2269440. Its totient is φ = 2262108.

The previous prime is 2265761. The next prime is 2265779. The reversal of 2265773 is 3775622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3775622 = 2 ⋅1887811.

It is a cyclic number.

It is not a de Polignac number, because 2265773 - 2⁸ = 2265517 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 2226.

It is an arithmetic number, because the mean of its divisors is an integer number (567360).

2^2265773 is an apocalyptic number.

It is an amenable number.

2265773 is a deficient number, since it is larger than the sum of its proper divisors (3667).

2265773 is an equidigital number, since it uses as much as digits as its factorization.

2265773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666.

The product of its digits is 17640, while the sum is 32.

The square root of 2265773 is about 1505.2484844703. The cubic root of 2265773 is about 131.3425566342.

The spelling of 2265773 in words is "two million, two hundred sixty-five thousand, seven hundred seventy-three".