6896939 has 4 divisors (see below), whose sum is σ = 7882224. Its totient is φ = 5911656.

The previous prime is 6896909. The next prime is 6896947. The reversal of 6896939 is 9396986.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6896939 - 2⁸ = 6896683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6896909) 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 3 ways as a sum of consecutive naturals, for example, 492632 + ... + 492645.

It is an arithmetic number, because the mean of its divisors is an integer number (1970556).

Almost surely, 2^6896939 is an apocalyptic number.

6896939 is a deficient number, since it is larger than the sum of its proper divisors (985285).

6896939 is an equidigital number, since it uses as much as digits as its factorization.

6896939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985284.

The product of its digits is 629856, while the sum is 50.

The square root of 6896939 is about 2626.2023912867. The cubic root of 6896939 is about 190.3496700263.

The spelling of 6896939 in words is "six million, eight hundred ninety-six thousand, nine hundred thirty-nine".