2585047 has 4 divisors (see below), whose sum is σ = 2640096. Its totient is φ = 2530000.

The previous prime is 2585041. The next prime is 2585057. The reversal of 2585047 is 7405852.

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

It is a cyclic number.

It is not a de Polignac number, because 2585047 - 2¹¹ = 2582999 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 (2585041) 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, 27454 + ... + 27547.

It is an arithmetic number, because the mean of its divisors is an integer number (660024).

2^2585047 is an apocalyptic number.

2585047 is a deficient number, since it is larger than the sum of its proper divisors (55049).

2585047 is an equidigital number, since it uses as much as digits as its factorization.

2585047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55048.

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 2585047 is about 1607.8081353196. The cubic root of 2585047 is about 137.2427719835.

The spelling of 2585047 in words is "two million, five hundred eighty-five thousand, forty-seven".