6839723 has 8 divisors (see below), whose sum is σ = 7480560. Its totient is φ = 6202080.

The previous prime is 6839719. The next prime is 6839771. The reversal of 6839723 is 3279386.

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

It is a cyclic number.

It is not a de Polignac number, because 6839723 - 2² = 6839719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6839713) 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, 7361 + ... + 8237.

It is an arithmetic number, because the mean of its divisors is an integer number (935070).

Almost surely, 2^6839723 is an apocalyptic number.

6839723 is a deficient number, since it is larger than the sum of its proper divisors (640837).

6839723 is a wasteful number, since it uses less digits than its factorization.

6839723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597.

The product of its digits is 54432, while the sum is 38.

The square root of 6839723 is about 2615.2864087897. The cubic root of 6839723 is about 189.8218366816.

The spelling of 6839723 in words is "six million, eight hundred thirty-nine thousand, seven hundred twenty-three".