199496236 has 12 divisors (see below), whose sum is σ = 349399512. Its totient is φ = 99667808.

The previous prime is 199496233. The next prime is 199496261. The reversal of 199496236 is 632694991.

It is a self number, because there is not a number n which added to its sum of digits gives 199496236.

It is not an unprimeable number, because it can be changed into a prime (199496233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14305 + ... + 24568.

It is an arithmetic number, because the mean of its divisors is an integer number (29116626).

Almost surely, 2^199496236 is an apocalyptic number.

It is an amenable number.

199496236 is a deficient number, since it is larger than the sum of its proper divisors (149903276).

199496236 is a wasteful number, since it uses less digits than its factorization.

199496236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40160 (or 40158 counting only the distinct ones).

The product of its digits is 629856, while the sum is 49.

The square root of 199496236 is about 14124.3136470414. The cubic root of 199496236 is about 584.3121298564.

The spelling of 199496236 in words is "one hundred ninety-nine million, four hundred ninety-six thousand, two hundred thirty-six".