2286665 has 4 divisors (see below), whose sum is σ = 2744004. Its totient is φ = 1829328.

The previous prime is 2286659. The next prime is 2286671. The reversal of 2286665 is 5666822.

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

It is an interprime number because it is at equal distance from previous prime (2286659) and next prime (2286671).

It can be written as a sum of positive squares in 2 ways, for example, as 1056784 + 1229881 = 1028^2 + 1109^2 .

It is a cyclic number.

It is not a de Polignac number, because 2286665 - 2⁴ = 2286649 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228662 + ... + 228671.

It is an arithmetic number, because the mean of its divisors is an integer number (686001).

2^2286665 is an apocalyptic number.

It is an amenable number.

2286665 is a deficient number, since it is larger than the sum of its proper divisors (457339).

2286665 is an equidigital number, since it uses as much as digits as its factorization.

2286665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457338.

The product of its digits is 34560, while the sum is 35.

The square root of 2286665 is about 1512.1722785450. The cubic root of 2286665 is about 131.7450120353.

The spelling of 2286665 in words is "two million, two hundred eighty-six thousand, six hundred sixty-five".