199244734 has 16 divisors (see below), whose sum is σ = 326663568. Its totient is φ = 90585792.

The previous prime is 199244713. The next prime is 199244779. The reversal of 199244734 is 437442991.

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 7 ways as a sum of consecutive naturals, for example, 55447 + ... + 58930.

It is an arithmetic number, because the mean of its divisors is an integer number (20416473).

Almost surely, 2^199244734 is an apocalyptic number.

199244734 is a deficient number, since it is larger than the sum of its proper divisors (127418834).

199244734 is a wasteful number, since it uses less digits than its factorization.

199244734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114459.

The product of its digits is 217728, while the sum is 43.

The square root of 199244734 is about 14115.4076809705. The cubic root of 199244734 is about 584.0664820011.

The spelling of 199244734 in words is "one hundred ninety-nine million, two hundred forty-four thousand, seven hundred thirty-four".