2605894 has 8 divisors (see below), whose sum is σ = 3958560. Its totient is φ = 1286376.

The previous prime is 2605871. The next prime is 2605909. The reversal of 2605894 is 4985062.

It is a happy number.

2605894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8089 + ... + 8404.

It is an arithmetic number, because the mean of its divisors is an integer number (494820).

2^2605894 is an apocalyptic number.

2605894 is a deficient number, since it is larger than the sum of its proper divisors (1352666).

2605894 is a wasteful number, since it uses less digits than its factorization.

2605894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16574.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2605894 is about 1614.2781668597. The cubic root of 2605894 is about 137.6107141355.

The spelling of 2605894 in words is "two million, six hundred five thousand, eight hundred ninety-four".