6898144 has 24 divisors (see below), whose sum is σ = 14816088. Its totient is φ = 3135360.

The previous prime is 6898139. The next prime is 6898163. The reversal of 6898144 is 4418986.

It is a junction number, because it is equal to n+sod(n) for n = 6898097 and 6898106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9447 + ... + 10150.

It is an arithmetic number, because the mean of its divisors is an integer number (617337).

Almost surely, 2^6898144 is an apocalyptic number.

It is an amenable number.

6898144 is an abundant number, since it is smaller than the sum of its proper divisors (7917944).

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

6898144 is a wasteful number, since it uses less digits than its factorization.

6898144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19618 (or 19610 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 6898144 is about 2626.4317999902. The cubic root of 6898144 is about 190.3607550402.

The spelling of 6898144 in words is "six million, eight hundred ninety-eight thousand, one hundred forty-four".