199505516 has 12 divisors (see below), whose sum is σ = 399011088. Its totient is φ = 85502352.

The previous prime is 199505513. The next prime is 199505531. The reversal of 199505516 is 615505991.

199505516 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (199505513) 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, 3562571 + ... + 3562626.

It is an arithmetic number, because the mean of its divisors is an integer number (33250924).

Almost surely, 2^199505516 is an apocalyptic number.

It is an amenable number.

199505516 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.

199505516 is a wasteful number, since it uses less digits than its factorization.

199505516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125208 (or 7125206 counting only the distinct ones).

The product of its (nonzero) digits is 60750, while the sum is 41.

The square root of 199505516 is about 14124.6421547592. The cubic root of 199505516 is about 584.3211898978.

The spelling of 199505516 in words is "one hundred ninety-nine million, five hundred five thousand, five hundred sixteen".