2585006 has 4 divisors (see below), whose sum is σ = 3877512. Its totient is φ = 1292502.

The previous prime is 2584999. The next prime is 2585029. The reversal of 2585006 is 6005852.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646250 + ... + 646253.

It is an arithmetic number, because the mean of its divisors is an integer number (969378).

2^2585006 is an apocalyptic number.

2585006 is a deficient number, since it is larger than the sum of its proper divisors (1292506).

2585006 is a wasteful number, since it uses less digits than its factorization.

2585006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292505.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 2585006 is about 1607.7953849915. The cubic root of 2585006 is about 137.2420464025.

The spelling of 2585006 in words is "two million, five hundred eighty-five thousand, six".