2887587 has 6 divisors (see below), whose sum is σ = 4170972. Its totient is φ = 1925052.

The previous prime is 2887583. The next prime is 2887607. The reversal of 2887587 is 7857882.

It is a happy number.

2887587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2887587 - 2² = 2887583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2887583) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 160413 + ... + 160430.

It is an arithmetic number, because the mean of its divisors is an integer number (695162).

2^2887587 is an apocalyptic number.

2887587 is a deficient number, since it is larger than the sum of its proper divisors (1283385).

2887587 is a wasteful number, since it uses less digits than its factorization.

2887587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320849 (or 320846 counting only the distinct ones).

The product of its digits is 250880, while the sum is 45.

The square root of 2887587 is about 1699.2901459139. The cubic root of 2887587 is about 142.4005585079.

It can be divided in two parts, 288 and 7587, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 2887587 in words is "two million, eight hundred eighty-seven thousand, five hundred eighty-seven".