6839894 has 8 divisors (see below), whose sum is σ = 10537248. Its totient is φ = 3327480.

The previous prime is 6839893. The next prime is 6839897. The reversal of 6839894 is 4989386.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6839891) 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, 46142 + ... + 46289.

It is an arithmetic number, because the mean of its divisors is an integer number (1317156).

Almost surely, 2^6839894 is an apocalyptic number.

6839894 is a deficient number, since it is larger than the sum of its proper divisors (3697354).

6839894 is a wasteful number, since it uses less digits than its factorization.

6839894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92470.

The product of its digits is 373248, while the sum is 47.

The square root of 6839894 is about 2615.3191009894. The cubic root of 6839894 is about 189.8234185811.

Subtracting from 6839894 its product of digits (373248), we obtain a palindrome (6466646).

The spelling of 6839894 in words is "six million, eight hundred thirty-nine thousand, eight hundred ninety-four".