5691839 has 4 divisors (see below), whose sum is σ = 5701824. Its totient is φ = 5681856.

The previous prime is 5691827. The next prime is 5691869. The reversal of 5691839 is 9381965.

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 5691839 - 2⁴ = 5691823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5691796 and 5691805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691869) 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, 4082 + ... + 5295.

It is an arithmetic number, because the mean of its divisors is an integer number (1425456).

Almost surely, 2^5691839 is an apocalyptic number.

5691839 is a deficient number, since it is larger than the sum of its proper divisors (9985).

5691839 is an equidigital number, since it uses as much as digits as its factorization.

5691839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9984.

The product of its digits is 58320, while the sum is 41.

The square root of 5691839 is about 2385.7575316867. The cubic root of 5691839 is about 178.5463058600.

The spelling of 5691839 in words is "five million, six hundred ninety-one thousand, eight hundred thirty-nine".