6918339 has 8 divisors (see below), whose sum is σ = 9309520. Its totient is φ = 4569696.

The previous prime is 6918323. The next prime is 6918341. The reversal of 6918339 is 9338196.

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

It is not a de Polignac number, because 6918339 - 2⁴ = 6918323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6918297 and 6918306.

It is not an unprimeable number, because it can be changed into a prime (6918349) 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, 10252 + ... + 10905.

It is an arithmetic number, because the mean of its divisors is an integer number (1163690).

Almost surely, 2^6918339 is an apocalyptic number.

6918339 is a deficient number, since it is larger than the sum of its proper divisors (2391181).

6918339 is a wasteful number, since it uses less digits than its factorization.

6918339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21269.

The product of its digits is 34992, while the sum is 39.

The square root of 6918339 is about 2630.2735599173. The cubic root of 6918339 is about 190.5463407079.

The spelling of 6918339 in words is "six million, nine hundred eighteen thousand, three hundred thirty-nine".