199434050 has 12 divisors (see below), whose sum is σ = 370947426. Its totient is φ = 79773600.

The previous prime is 199434047. The next prime is 199434083. The reversal of 199434050 is 50434991.

It can be written as a sum of positive squares in 3 ways, for example, as 81342361 + 118091689 = 9019^2 + 10867^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 199434050.

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, 1994291 + ... + 1994390.

Almost surely, 2^199434050 is an apocalyptic number.

199434050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199434050 is a deficient number, since it is larger than the sum of its proper divisors (171513376).

199434050 is a wasteful number, since it uses less digits than its factorization.

199434050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3988693 (or 3988688 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 199434050 is about 14122.1120941593. The cubic root of 199434050 is about 584.2514105650.

The spelling of 199434050 in words is "one hundred ninety-nine million, four hundred thirty-four thousand, fifty".