5726839 has 8 divisors (see below), whose sum is σ = 6122592. Its totient is φ = 5343360.

The previous prime is 5726837. The next prime is 5726843. The reversal of 5726839 is 9386275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5726839 - 2¹ = 5726837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5726837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2094 + ... + 3979.

It is an arithmetic number, because the mean of its divisors is an integer number (765324).

Almost surely, 2^5726839 is an apocalyptic number.

5726839 is a deficient number, since it is larger than the sum of its proper divisors (395753).

5726839 is a wasteful number, since it uses less digits than its factorization.

5726839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6137.

The product of its digits is 90720, while the sum is 40.

The square root of 5726839 is about 2393.0814862850. The cubic root of 5726839 is about 178.9115279114.

It can be divided in two parts, 57 and 26839, that added together give a square (26896 = 164²).

The spelling of 5726839 in words is "five million, seven hundred twenty-six thousand, eight hundred thirty-nine".