199934334 has 24 divisors (see below), whose sum is σ = 442409760. Its totient is φ = 65226528.

The previous prime is 199934311. The next prime is 199934353. The reversal of 199934334 is 433439991.

It is a self number, because there is not a number n which added to its sum of digits gives 199934334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117319 + ... + 119010.

It is an arithmetic number, because the mean of its divisors is an integer number (18433740).

Almost surely, 2^199934334 is an apocalyptic number.

199934334 is an abundant number, since it is smaller than the sum of its proper divisors (242475426).

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

199934334 is a wasteful number, since it uses less digits than its factorization.

199934334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236384 (or 236381 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 199934334 is about 14139.8137894387. The cubic root of 199934334 is about 584.7395377870.

The spelling of 199934334 in words is "one hundred ninety-nine million, nine hundred thirty-four thousand, three hundred thirty-four".