199321342 has 8 divisors (see below), whose sum is σ = 326162232. Its totient is φ = 90600600.

The previous prime is 199321337. The next prime is 199321349. The reversal of 199321342 is 243123991.

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

It is a junction number, because it is equal to n+sod(n) for n = 199321298 and 199321307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199321349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4530009 + ... + 4530052.

It is an arithmetic number, because the mean of its divisors is an integer number (40770279).

Almost surely, 2^199321342 is an apocalyptic number.

199321342 is a deficient number, since it is larger than the sum of its proper divisors (126840890).

199321342 is a wasteful number, since it uses less digits than its factorization.

199321342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9060074.

The product of its digits is 11664, while the sum is 34.

The square root of 199321342 is about 14118.1210506214. The cubic root of 199321342 is about 584.1413286998.

The spelling of 199321342 in words is "one hundred ninety-nine million, three hundred twenty-one thousand, three hundred forty-two".