199033342 has 4 divisors (see below), whose sum is σ = 298550016. Its totient is φ = 99516670.

The previous prime is 199033337. The next prime is 199033343. The reversal of 199033342 is 243330991.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×199033342² = 79228542455377928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 199033298 and 199033307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199033343) 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 as a sum of consecutive naturals, namely, 49758334 + ... + 49758337.

It is an arithmetic number, because the mean of its divisors is an integer number (74637504).

Almost surely, 2^199033342 is an apocalyptic number.

199033342 is a deficient number, since it is larger than the sum of its proper divisors (99516674).

199033342 is an equidigital number, since it uses as much as digits as its factorization.

199033342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99516673.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 199033342 is about 14107.9177060259. The cubic root of 199033342 is about 583.8598505722.

The spelling of 199033342 in words is "one hundred ninety-nine million, thirty-three thousand, three hundred forty-two".