199512528 has 40 divisors (see below), whose sum is σ = 532037376. Its totient is φ = 64358400.

The previous prime is 199512491. The next prime is 199512553. The reversal of 199512528 is 825215991.

It is a self number, because there is not a number n which added to its sum of digits gives 199512528.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65553 + ... + 68528.

Almost surely, 2^199512528 is an apocalyptic number.

It is an amenable number.

199512528 is an abundant number, since it is smaller than the sum of its proper divisors (332524848).

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

199512528 is a wasteful number, since it uses less digits than its factorization.

199512528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134123 (or 134117 counting only the distinct ones).

The product of its digits is 64800, while the sum is 42.

The square root of 199512528 is about 14124.8903712560. The cubic root of 199512528 is about 584.3280355100.

The spelling of 199512528 in words is "one hundred ninety-nine million, five hundred twelve thousand, five hundred twenty-eight".