6680198 has 16 divisors (see below), whose sum is σ = 11484960. Its totient is φ = 2854656.

The previous prime is 6680183. The next prime is 6680203. The reversal of 6680198 is 8910866.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9068 + ... + 9776.

It is an arithmetic number, because the mean of its divisors is an integer number (717810).

Almost surely, 2^6680198 is an apocalyptic number.

6680198 is a deficient number, since it is larger than the sum of its proper divisors (4804762).

6680198 is a wasteful number, since it uses less digits than its factorization.

6680198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 6680198 is about 2584.6079006302. The cubic root of 6680198 is about 188.3344544446.

The spelling of 6680198 in words is "six million, six hundred eighty thousand, one hundred ninety-eight".