2585247 has 16 divisors (see below), whose sum is σ = 3962112. Its totient is φ = 1468800.

The previous prime is 2585243. The next prime is 2585251. The reversal of 2585247 is 7425852.

It is an interprime number because it is at equal distance from previous prime (2585243) and next prime (2585251).

It is not a de Polignac number, because 2585247 - 2² = 2585243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6247 + ... + 6647.

It is an arithmetic number, because the mean of its divisors is an integer number (247632).

2^2585247 is an apocalyptic number.

2585247 is a deficient number, since it is larger than the sum of its proper divisors (1376865).

2585247 is a wasteful number, since it uses less digits than its factorization.

2585247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718.

The product of its digits is 22400, while the sum is 33.

The square root of 2585247 is about 1607.8703305926. The cubic root of 2585247 is about 137.2463112933.

The spelling of 2585247 in words is "two million, five hundred eighty-five thousand, two hundred forty-seven".