199097229 has 8 divisors (see below), whose sum is σ = 269815072. Its totient is φ = 130555440.

The previous prime is 199097191. The next prime is 199097231. The reversal of 199097229 is 922790991.

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

It is not a de Polignac number, because 199097229 - 2¹¹ = 199095181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199047229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543799 + ... + 544164.

It is an arithmetic number, because the mean of its divisors is an integer number (33726884).

Almost surely, 2^199097229 is an apocalyptic number.

It is an amenable number.

199097229 is a deficient number, since it is larger than the sum of its proper divisors (70717843).

199097229 is a wasteful number, since it uses less digits than its factorization.

199097229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088027.

The product of its (nonzero) digits is 183708, while the sum is 48.

The square root of 199097229 is about 14110.1817493610. The cubic root of 199097229 is about 583.9223142505.

The spelling of 199097229 in words is "one hundred ninety-nine million, ninety-seven thousand, two hundred twenty-nine".