2582665 has 8 divisors (see below), whose sum is σ = 3123648. Its totient is φ = 2049840.

The previous prime is 2582663. The next prime is 2582677. The reversal of 2582665 is 5662852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2582665 - 2¹ = 2582663 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 2582665.

It is not an unprimeable number, because it can be changed into a prime (2582663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317 + ... + 2626.

It is an arithmetic number, because the mean of its divisors is an integer number (390456).

2^2582665 is an apocalyptic number.

It is an amenable number.

2582665 is a deficient number, since it is larger than the sum of its proper divisors (540983).

2582665 is a wasteful number, since it uses less digits than its factorization.

2582665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079.

The product of its digits is 28800, while the sum is 34.

The square root of 2582665 is about 1607.0672045686. The cubic root of 2582665 is about 137.2006047624.

The spelling of 2582665 in words is "two million, five hundred eighty-two thousand, six hundred sixty-five".