199798614 has 12 divisors (see below), whose sum is σ = 432897036. Its totient is φ = 66599532.

The previous prime is 199798589. The next prime is 199798619. The reversal of 199798614 is 416897991.

199798614 is a `hidden beast` number, since 19 + 9 + 7 + 9 + 8 + 614 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199798619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5549944 + ... + 5549979.

It is an arithmetic number, because the mean of its divisors is an integer number (36074753).

Almost surely, 2^199798614 is an apocalyptic number.

199798614 is an abundant number, since it is smaller than the sum of its proper divisors (233098422).

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

199798614 is a wasteful number, since it uses less digits than its factorization.

199798614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099931 (or 11099928 counting only the distinct ones).

The product of its digits is 979776, while the sum is 54.

The square root of 199798614 is about 14135.0137601631. The cubic root of 199798614 is about 584.6071963117.

The spelling of 199798614 in words is "one hundred ninety-nine million, seven hundred ninety-eight thousand, six hundred fourteen".