5686878 has 16 divisors (see below), whose sum is σ = 11417616. Its totient is φ = 1888320.

The previous prime is 5686873. The next prime is 5686921. The reversal of 5686878 is 8786865.

It is a happy number.

5686878 is a nontrivial binomial coefficient, being equal to C(3373, 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5686873) 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 in 7 ways as a sum of consecutive naturals, for example, 1 + ... + 3372.

It is an arithmetic number, because the mean of its divisors is an integer number (713601).

Almost surely, 2^5686878 is an apocalyptic number.

5686878 is the 3372-nd triangular number.

5686878 is an abundant number, since it is smaller than the sum of its proper divisors (5730738).

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

5686878 is a wasteful number, since it uses less digits than its factorization.

5686878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659.

The product of its digits is 645120, while the sum is 48.

The square root of 5686878 is about 2384.7175933431. The cubic root of 5686878 is about 178.4944172002.

The spelling of 5686878 in words is "five million, six hundred eighty-six thousand, eight hundred seventy-eight".