199368235 has 16 divisors (see below), whose sum is σ = 274728960. Its totient is φ = 137363040.

The previous prime is 199368233. The next prime is 199368259. The reversal of 199368235 is 532863991.

It is a happy number.

It is not a de Polignac number, because 199368235 - 2¹ = 199368233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199368233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94347 + ... + 96436.

It is an arithmetic number, because the mean of its divisors is an integer number (17170560).

Almost surely, 2^199368235 is an apocalyptic number.

199368235 is a deficient number, since it is larger than the sum of its proper divisors (75360725).

199368235 is a wasteful number, since it uses less digits than its factorization.

199368235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190818.

The product of its digits is 349920, while the sum is 46.

The square root of 199368235 is about 14119.7816909469. The cubic root of 199368235 is about 584.1871341166.

The spelling of 199368235 in words is "one hundred ninety-nine million, three hundred sixty-eight thousand, two hundred thirty-five".