199448120 has 16 divisors (see below), whose sum is σ = 448758360. Its totient is φ = 79779232.

The previous prime is 199448113. The next prime is 199448153. The reversal of 199448120 is 21844991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2493062 + ... + 2493141.

Almost surely, 2^199448120 is an apocalyptic number.

199448120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199448120 is an abundant number, since it is smaller than the sum of its proper divisors (249310240).

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

199448120 is a wasteful number, since it uses less digits than its factorization.

199448120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4986214 (or 4986210 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 199448120 is about 14122.6102403203. The cubic root of 199448120 is about 584.2651498170.

The spelling of 199448120 in words is "one hundred ninety-nine million, four hundred forty-eight thousand, one hundred twenty".