199883768 has 32 divisors (see below), whose sum is σ = 439903200. Its totient is φ = 83348352.

The previous prime is 199883767. The next prime is 199883771. The reversal of 199883768 is 867388991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199883767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46163 + ... + 50306.

It is an arithmetic number, because the mean of its divisors is an integer number (13746975).

Almost surely, 2^199883768 is an apocalyptic number.

It is an amenable number.

199883768 is an abundant number, since it is smaller than the sum of its proper divisors (240019432).

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

199883768 is a wasteful number, since it uses less digits than its factorization.

199883768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96519 (or 96515 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 59.

The square root of 199883768 is about 14138.0256047300. The cubic root of 199883768 is about 584.6902375461.

The spelling of 199883768 in words is "one hundred ninety-nine million, eight hundred eighty-three thousand, seven hundred sixty-eight".