199482128 has 20 divisors (see below), whose sum is σ = 403301568. Its totient is φ = 95404320.

The previous prime is 199482109. The next prime is 199482163. The reversal of 199482128 is 821284991.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270668 + ... + 271403.

Almost surely, 2^199482128 is an apocalyptic number.

It is an amenable number.

199482128 is an abundant number, since it is smaller than the sum of its proper divisors (203819440).

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

199482128 is a wasteful number, since it uses less digits than its factorization.

199482128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542102 (or 542096 counting only the distinct ones).

The product of its digits is 82944, while the sum is 44.

The square root of 199482128 is about 14123.8142157138. The cubic root of 199482128 is about 584.2983557120.

The spelling of 199482128 in words is "one hundred ninety-nine million, four hundred eighty-two thousand, one hundred twenty-eight".