5685839 has 4 divisors (see below), whose sum is σ = 5824560. Its totient is φ = 5547120.

The previous prime is 5685833. The next prime is 5685857. The reversal of 5685839 is 9385865.

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 5685839 - 2¹² = 5681743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5685839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5685833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69299 + ... + 69380.

It is an arithmetic number, because the mean of its divisors is an integer number (1456140).

Almost surely, 2^5685839 is an apocalyptic number.

5685839 is a deficient number, since it is larger than the sum of its proper divisors (138721).

5685839 is a wasteful number, since it uses less digits than its factorization.

5685839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138720.

The product of its digits is 259200, while the sum is 44.

The square root of 5685839 is about 2384.4997378905. The cubic root of 5685839 is about 178.4835461508.

The spelling of 5685839 in words is "five million, six hundred eighty-five thousand, eight hundred thirty-nine".