199852120 has 32 divisors (see below), whose sum is σ = 484258320. Its totient is φ = 73791360.

The previous prime is 199852117. The next prime is 199852123. The reversal of 199852120 is 21258991.

It is an interprime number because it is at equal distance from previous prime (199852117) and next prime (199852123).

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 199852120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199852123) 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, 191646 + ... + 192685.

Almost surely, 2^199852120 is an apocalyptic number.

199852120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199852120 is an abundant number, since it is smaller than the sum of its proper divisors (284406200).

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

199852120 is a wasteful number, since it uses less digits than its factorization.

199852120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384355 (or 384351 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 199852120 is about 14136.9063093733. The cubic root of 199852120 is about 584.6593775226.

The spelling of 199852120 in words is "one hundred ninety-nine million, eight hundred fifty-two thousand, one hundred twenty".