199534317 has 8 divisors (see below), whose sum is σ = 271706496. Its totient is φ = 130192512.

The previous prime is 199534301. The next prime is 199534337. The reversal of 199534317 is 713435991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 199534317 - 2⁴ = 199534301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199534337) by changing a digit.

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, 707428 + ... + 707709.

It is an arithmetic number, because the mean of its divisors is an integer number (33963312).

Almost surely, 2^199534317 is an apocalyptic number.

It is an amenable number.

199534317 is a deficient number, since it is larger than the sum of its proper divisors (72172179).

199534317 is a wasteful number, since it uses less digits than its factorization.

199534317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415187.

The product of its digits is 102060, while the sum is 42.

The square root of 199534317 is about 14125.6616482202. The cubic root of 199534317 is about 584.3493064551.

The spelling of 199534317 in words is "one hundred ninety-nine million, five hundred thirty-four thousand, three hundred seventeen".