199555344 has 30 divisors (see below), whose sum is σ = 558478206. Its totient is φ = 66518400.

The previous prime is 199555331. The next prime is 199555379. The reversal of 199555344 is 443555991.

199555344 is a `hidden beast` number, since 1 + 9 + 95 + 553 + 4 + 4 = 666.

199555344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 116380944 + 83174400 = 10788^2 + 9120^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 199555344.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 692757 + ... + 693044.

Almost surely, 2^199555344 is an apocalyptic number.

It is an amenable number.

199555344 is an abundant number, since it is smaller than the sum of its proper divisors (358922862).

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

199555344 is a wasteful number, since it uses less digits than its factorization.

199555344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385815 (or 1385806 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 199555344 is about 14126.4059123331. The cubic root of 199555344 is about 584.3698320494.

The spelling of 199555344 in words is "one hundred ninety-nine million, five hundred fifty-five thousand, three hundred forty-four".