2587013 has 16 divisors (see below), whose sum is σ = 3091200. Its totient is φ = 2134080.

The previous prime is 2587007. The next prime is 2587019. The reversal of 2587013 is 3107852.

It is an interprime number because it is at equal distance from previous prime (2587007) and next prime (2587019).

It is a de Polignac number, because none of the positive numbers 2^k-2587013 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 (2587019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11183 + ... + 11411.

It is an arithmetic number, because the mean of its divisors is an integer number (193200).

2^2587013 is an apocalyptic number.

It is an amenable number.

2587013 is a deficient number, since it is larger than the sum of its proper divisors (504187).

2587013 is a wasteful number, since it uses less digits than its factorization.

2587013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2587013 is about 1608.4194104773. The cubic root of 2587013 is about 137.2775554797.

The spelling of 2587013 in words is "two million, five hundred eighty-seven thousand, thirteen".