6938859 has 8 divisors (see below), whose sum is σ = 9570960. Its totient is φ = 4466336.

The previous prime is 6938851. The next prime is 6938861. The reversal of 6938859 is 9588396.

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 6938859 - 2³ = 6938851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6938851) 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, 39792 + ... + 39965.

It is an arithmetic number, because the mean of its divisors is an integer number (1196370).

Almost surely, 2^6938859 is an apocalyptic number.

6938859 is a deficient number, since it is larger than the sum of its proper divisors (2632101).

6938859 is a wasteful number, since it uses less digits than its factorization.

6938859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79789.

The product of its digits is 466560, while the sum is 48.

The square root of 6938859 is about 2634.1714067236. The cubic root of 6938859 is about 190.7345434703.

The spelling of 6938859 in words is "six million, nine hundred thirty-eight thousand, eight hundred fifty-nine".