9985198 has 8 divisors (see below), whose sum is σ = 14998392. Its totient is φ = 4985736.

The previous prime is 9985187. The next prime is 9985207. The reversal of 9985198 is 8915899.

It is a happy number.

9985198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1365 + ... + 4672.

It is an arithmetic number, because the mean of its divisors is an integer number (1874799).

Almost surely, 2^9985198 is an apocalyptic number.

9985198 is a deficient number, since it is larger than the sum of its proper divisors (5013194).

9985198 is a wasteful number, since it uses less digits than its factorization.

9985198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6866.

The product of its digits is 233280, while the sum is 49.

The square root of 9985198 is about 3159.9363917649. The cubic root of 9985198 is about 215.3371167041.

The spelling of 9985198 in words is "nine million, nine hundred eighty-five thousand, one hundred ninety-eight".