2265717 has 4 divisors (see below), whose sum is σ = 3020960. Its totient is φ = 1510476.

The previous prime is 2265677. The next prime is 2265721. The reversal of 2265717 is 7175622.

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.

It is not a de Polignac number, because 2265717 - 2⁷ = 2265589 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265727) 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, 377617 + ... + 377622.

It is an arithmetic number, because the mean of its divisors is an integer number (755240).

2^2265717 is an apocalyptic number.

It is an amenable number.

2265717 is a deficient number, since it is larger than the sum of its proper divisors (755243).

2265717 is an equidigital number, since it uses as much as digits as its factorization.

2265717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755242.

The product of its digits is 5880, while the sum is 30.

The square root of 2265717 is about 1505.2298827754. The cubic root of 2265717 is about 131.3414745541.

The spelling of 2265717 in words is "two million, two hundred sixty-five thousand, seven hundred seventeen".