199417328 has 20 divisors (see below), whose sum is σ = 421496088. Its totient is φ = 90644160.

The previous prime is 199417321. The next prime is 199417367. The reversal of 199417328 is 823714991.

199417328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199417321) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 566351 + ... + 566702.

Almost surely, 2^199417328 is an apocalyptic number.

It is an amenable number.

199417328 is an abundant number, since it is smaller than the sum of its proper divisors (222078760).

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

199417328 is a wasteful number, since it uses less digits than its factorization.

199417328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133072 (or 1133066 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 199417328 is about 14121.5200314980. The cubic root of 199417328 is about 584.2350808140.

The spelling of 199417328 in words is "one hundred ninety-nine million, four hundred seventeen thousand, three hundred twenty-eight".