199999914 has 8 divisors (see below), whose sum is σ = 399999840. Its totient is φ = 66666636.

The previous prime is 199999903. The next prime is 199999931. The reversal of 199999914 is 419999991.

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

199999914 is an admirable number.

It is a Curzon 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, 16666654 + ... + 16666665.

It is an arithmetic number, because the mean of its divisors is an integer number (49999980).

Almost surely, 2^199999914 is an apocalyptic number.

199999914 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

199999914 is a wasteful number, since it uses less digits than its factorization.

199999914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33333324.

The product of its digits is 2125764, while the sum is 60.

The square root of 199999914 is about 14142.1325831715. The cubic root of 199999914 is about 584.8034638207.

The spelling of 199999914 in words is "one hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred fourteen".