199996328 has 32 divisors (see below), whose sum is σ = 429412800. Its totient is φ = 85542912.

The previous prime is 199996301. The next prime is 199996343. The reversal of 199996328 is 823699991.

It is a Harshad number since it is a multiple of its sum of digits (56).

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 7 ways as a sum of consecutive naturals, for example, 27368 + ... + 33896.

It is an arithmetic number, because the mean of its divisors is an integer number (13419150).

Almost surely, 2^199996328 is an apocalyptic number.

It is an amenable number.

199996328 is an abundant number, since it is smaller than the sum of its proper divisors (229416472).

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

199996328 is a wasteful number, since it uses less digits than its factorization.

199996328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7089 (or 7085 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 56.

The square root of 199996328 is about 14142.0057983300. The cubic root of 199996328 is about 584.7999686230.

It can be divided in two parts, 1999963 and 28, that added together give a palindrome (1999991).

The spelling of 199996328 in words is "one hundred ninety-nine million, nine hundred ninety-six thousand, three hundred twenty-eight".