199201828 has 12 divisors (see below), whose sum is σ = 398403712. Its totient is φ = 85372200.

The previous prime is 199201823. The next prime is 199201829. The reversal of 199201828 is 828102991.

199201828 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (199201823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3557148 + ... + 3557203.

Almost surely, 2^199201828 is an apocalyptic number.

It is an amenable number.

199201828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

199201828 is a wasteful number, since it uses less digits than its factorization.

199201828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114362 (or 7114360 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 199201828 is about 14113.8877705613. The cubic root of 199201828 is about 584.0245540749.

The spelling of 199201828 in words is "one hundred ninety-nine million, two hundred one thousand, eight hundred twenty-eight".