2256584 has 16 divisors (see below), whose sum is σ = 4615920. Its totient is φ = 1025680.

The previous prime is 2256571. The next prime is 2256601. The reversal of 2256584 is 4856522.

2256584 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2256584.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12734 + ... + 12909.

It is an arithmetic number, because the mean of its divisors is an integer number (288495).

2^2256584 is an apocalyptic number.

It is an amenable number.

2256584 is an abundant number, since it is smaller than the sum of its proper divisors (2359336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2256584 is a wasteful number, since it uses less digits than its factorization.

2256584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25660 (or 25656 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 2256584 is about 1502.1930634908. The cubic root of 2256584 is about 131.1647597699.

The spelling of 2256584 in words is "two million, two hundred fifty-six thousand, five hundred eighty-four".