6982198 has 4 divisors (see below), whose sum is σ = 10473300. Its totient is φ = 3491098.

The previous prime is 6982193. The next prime is 6982207. The reversal of 6982198 is 8912896.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6982198² = 97502177822408, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6982193) 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 as a sum of consecutive naturals, namely, 1745548 + ... + 1745551.

It is an arithmetic number, because the mean of its divisors is an integer number (2618325).

Almost surely, 2^6982198 is an apocalyptic number.

6982198 is a deficient number, since it is larger than the sum of its proper divisors (3491102).

6982198 is a wasteful number, since it uses less digits than its factorization.

6982198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491101.

The product of its digits is 62208, while the sum is 43.

The square root of 6982198 is about 2642.3849076166. The cubic root of 6982198 is about 191.1308187066.

The spelling of 6982198 in words is "six million, nine hundred eighty-two thousand, one hundred ninety-eight".