199033234 has 4 divisors (see below), whose sum is σ = 298549854. Its totient is φ = 99516616.

The previous prime is 199033231. The next prime is 199033243. The reversal of 199033234 is 432330991.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 195021225 + 4012009 = 13965^2 + 2003^2 .

It is a super-2 number, since 2×199033234² = 79228456472997512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199033234.

It is not an unprimeable number, because it can be changed into a prime (199033231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49758307 + ... + 49758310.

Almost surely, 2^199033234 is an apocalyptic number.

199033234 is a deficient number, since it is larger than the sum of its proper divisors (99516620).

199033234 is an equidigital number, since it uses as much as digits as its factorization.

199033234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99516619.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 199033234 is about 14107.9138783875. The cubic root of 199033234 is about 583.8597449669.

The spelling of 199033234 in words is "one hundred ninety-nine million, thirty-three thousand, two hundred thirty-four".