2282585 has 4 divisors (see below), whose sum is σ = 2739108. Its totient is φ = 1826064.

The previous prime is 2282549. The next prime is 2282587. The reversal of 2282585 is 5852822.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5852822 = 2 ⋅2926411.

It can be written as a sum of positive squares in 2 ways, for example, as 582169 + 1700416 = 763^2 + 1304^2 .

It is a cyclic number.

It is not a de Polignac number, because 2282585 - 2⁶ = 2282521 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2282587) 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, 228254 + ... + 228263.

It is an arithmetic number, because the mean of its divisors is an integer number (684777).

2^2282585 is an apocalyptic number.

It is an amenable number.

2282585 is a deficient number, since it is larger than the sum of its proper divisors (456523).

2282585 is an equidigital number, since it uses as much as digits as its factorization.

2282585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456522.

The product of its digits is 12800, while the sum is 32.

The square root of 2282585 is about 1510.8226236061. The cubic root of 2282585 is about 131.6666096957. Note that the first 4 decimals are identical.

The spelling of 2282585 in words is "two million, two hundred eighty-two thousand, five hundred eighty-five".