5687887 has 2 divisors, whose sum is σ = 5687888. Its totient is φ = 5687886.

The previous prime is 5687873. The next prime is 5687917. The reversal of 5687887 is 7887865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5687887 - 2¹⁵ = 5655119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5687887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5687827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2843943 + 2843944.

It is an arithmetic number, because the mean of its divisors is an integer number (2843944).

Almost surely, 2^5687887 is an apocalyptic number.

5687887 is a deficient number, since it is larger than the sum of its proper divisors (1).

5687887 is an equidigital number, since it uses as much as digits as its factorization.

5687887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 49.

The square root of 5687887 is about 2384.9291394085. The cubic root of 5687887 is about 178.5049730926.

It can be divided in two parts, 56878 and 87, that added together give a palindrome (56965).

The spelling of 5687887 in words is "five million, six hundred eighty-seven thousand, eight hundred eighty-seven".