5686939 has 4 divisors (see below), whose sum is σ = 5742256. Its totient is φ = 5631624.

The previous prime is 5686931. The next prime is 5686949. The reversal of 5686939 is 9396865.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5686939 - 2³ = 5686931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5686931) 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 3 ways as a sum of consecutive naturals, for example, 27504 + ... + 27709.

It is an arithmetic number, because the mean of its divisors is an integer number (1435564).

Almost surely, 2^5686939 is an apocalyptic number.

5686939 is a deficient number, since it is larger than the sum of its proper divisors (55317).

5686939 is a wasteful number, since it uses less digits than its factorization.

5686939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55316.

The product of its digits is 349920, while the sum is 46.

The square root of 5686939 is about 2384.7303830832. The cubic root of 5686939 is about 178.4950554016.

The spelling of 5686939 in words is "five million, six hundred eighty-six thousand, nine hundred thirty-nine".