199133982 has 12 divisors (see below), whose sum is σ = 431457000. Its totient is φ = 66377988.

The previous prime is 199133969. The next prime is 199134031. The reversal of 199133982 is 289331991.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 5 ways as a sum of consecutive naturals, for example, 5531482 + ... + 5531517.

It is an arithmetic number, because the mean of its divisors is an integer number (35954750).

Almost surely, 2^199133982 is an apocalyptic number.

199133982 is an abundant number, since it is smaller than the sum of its proper divisors (232323018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199133982 is a wasteful number, since it uses less digits than its factorization.

199133982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11063007 (or 11063004 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 199133982 is about 14111.4840466905. The cubic root of 199133982 is about 583.9582423855.

The spelling of 199133982 in words is "one hundred ninety-nine million, one hundred thirty-three thousand, nine hundred eighty-two".