6942859 has 18 divisors (see below), whose sum is σ = 8884932. Its totient is φ = 5405400.

The previous prime is 6942857. The next prime is 6942883. The reversal of 6942859 is 9582496.

It is not a de Polignac number, because 6942859 - 2¹ = 6942857 is a prime.

It is a d-powerful number, because it can be written as 6² + 9⁵ + 4² + 2²¹ + 8³ + 5⁵ + 9⁷ .

It is not an unprimeable number, because it can be changed into a prime (6942857) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5344 + ... + 6514.

Almost surely, 2^6942859 is an apocalyptic number.

6942859 is a deficient number, since it is larger than the sum of its proper divisors (1942073).

6942859 is a wasteful number, since it uses less digits than its factorization.

6942859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207 (or 1189 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 6942859 is about 2634.9305493694. The cubic root of 6942859 is about 190.7711869405.

It can be divided in two parts, 694 and 2859, that added together give a palindrome (3553).

The spelling of 6942859 in words is "six million, nine hundred forty-two thousand, eight hundred fifty-nine".