6898736684 has 24 divisors (see below), whose sum is σ = 14023664928. Its totient is φ = 2908131840.

The previous prime is 6898736651. The next prime is 6898736701. The reversal of 6898736684 is 4866378986.

It is a self number, because there is not a number n which added to its sum of digits gives 6898736684.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2017829 + ... + 2021244.

It is an arithmetic number, because the mean of its divisors is an integer number (584319372).

Almost surely, 2^6898736684 is an apocalyptic number.

It is an amenable number.

6898736684 is an abundant number, since it is smaller than the sum of its proper divisors (7124928244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6898736684 is a wasteful number, since it uses less digits than its factorization.

6898736684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039145 (or 4039143 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 65.

The square root of 6898736684 is about 83058.6340123650. The cubic root of 6898736684 is about 1903.6620677442.

The spelling of 6898736684 in words is "six billion, eight hundred ninety-eight million, seven hundred thirty-six thousand, six hundred eighty-four".