6899234938 has 8 divisors (see below), whose sum is σ = 10349801280. Its totient is φ = 3449301180.

The previous prime is 6899234921. The next prime is 6899234939. The reversal of 6899234938 is 8394329986.

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

It is not an unprimeable number, because it can be changed into a prime (6899234939) 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, 129868 + ... + 175111.

It is an arithmetic number, because the mean of its divisors is an integer number (1293725160).

Almost surely, 2^6899234938 is an apocalyptic number.

6899234938 is a deficient number, since it is larger than the sum of its proper divisors (3450566342).

6899234938 is a wasteful number, since it uses less digits than its factorization.

6899234938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316292.

The product of its digits is 20155392, while the sum is 61.

The square root of 6899234938 is about 83061.6333694444. The cubic root of 6899234938 is about 1903.7078966377.

The spelling of 6899234938 in words is "six billion, eight hundred ninety-nine million, two hundred thirty-four thousand, nine hundred thirty-eight".