6898013 has 8 divisors (see below), whose sum is σ = 7021248. Its totient is φ = 6776064.

The previous prime is 6898009. The next prime is 6898019. The reversal of 6898013 is 3108986.

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 6898013 - 2² = 6898009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6898019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19706 + ... + 20052.

It is an arithmetic number, because the mean of its divisors is an integer number (877656).

Almost surely, 2^6898013 is an apocalyptic number.

It is an amenable number.

6898013 is a deficient number, since it is larger than the sum of its proper divisors (123235).

6898013 is a wasteful number, since it uses less digits than its factorization.

6898013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 6898013 is about 2626.4068610937. The cubic root of 6898013 is about 190.3595500100.

The spelling of 6898013 in words is "six million, eight hundred ninety-eight thousand, thirteen".