199307814 has 8 divisors (see below), whose sum is σ = 398615640. Its totient is φ = 66435936.

The previous prime is 199307809. The next prime is 199307833. The reversal of 199307814 is 418703991.

It is a happy number.

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

199307814 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 16608979 + ... + 16608990.

It is an arithmetic number, because the mean of its divisors is an integer number (49826955).

Almost surely, 2^199307814 is an apocalyptic number.

199307814 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.

199307814 is a wasteful number, since it uses less digits than its factorization.

199307814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33217974.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 199307814 is about 14117.6419419108. The cubic root of 199307814 is about 584.1281131177.

The spelling of 199307814 in words is "one hundred ninety-nine million, three hundred seven thousand, eight hundred fourteen".