199189484 has 18 divisors (see below), whose sum is σ = 377459460. Its totient is φ = 91933296.

The previous prime is 199189469. The next prime is 199189513. The reversal of 199189484 is 484981991.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146654 + ... + 148005.

It is an arithmetic number, because the mean of its divisors is an integer number (20969970).

Almost surely, 2^199189484 is an apocalyptic number.

It is an amenable number.

199189484 is a deficient number, since it is larger than the sum of its proper divisors (178269976).

199189484 is a wasteful number, since it uses less digits than its factorization.

199189484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294689 (or 294674 counting only the distinct ones).

The product of its digits is 746496, while the sum is 53.

The square root of 199189484 is about 14113.4504640077. The cubic root of 199189484 is about 584.0124903502.

The spelling of 199189484 in words is "one hundred ninety-nine million, one hundred eighty-nine thousand, four hundred eighty-four".