199806332 has 36 divisors (see below), whose sum is σ = 390908280. Its totient is φ = 89268960.

The previous prime is 199806319. The next prime is 199806361. The reversal of 199806332 is 233608991.

It is a self number, because there is not a number n which added to its sum of digits gives 199806332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25058 + ... + 32054.

Almost surely, 2^199806332 is an apocalyptic number.

It is an amenable number.

199806332 is a deficient number, since it is larger than the sum of its proper divisors (191101948).

199806332 is a wasteful number, since it uses less digits than its factorization.

199806332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7082 (or 7069 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 199806332 is about 14135.2867675191. The cubic root of 199806332 is about 584.6147237918.

The spelling of 199806332 in words is "one hundred ninety-nine million, eight hundred six thousand, three hundred thirty-two".