2056587 has 8 divisors (see below), whose sum is σ = 2953104. Its totient is φ = 1265568.

The previous prime is 2056577. The next prime is 2056589. The reversal of 2056587 is 7856502.

It is a happy number.

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

It is not a de Polignac number, because 2056587 - 2⁷ = 2056459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2056589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26328 + ... + 26405.

It is an arithmetic number, because the mean of its divisors is an integer number (369138).

2^2056587 is an apocalyptic number.

2056587 is a deficient number, since it is larger than the sum of its proper divisors (896517).

2056587 is a wasteful number, since it uses less digits than its factorization.

2056587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52749.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 2056587 is about 1434.0805416712. The cubic root of 2056587 is about 127.1693238197.

The spelling of 2056587 in words is "two million, fifty-six thousand, five hundred eighty-seven".