199068194 has 8 divisors (see below), whose sum is σ = 321571740. Its totient is φ = 91877616.

The previous prime is 199068173. The next prime is 199068211. The reversal of 199068194 is 491860991.

199068194 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 139546969 + 59521225 = 11813^2 + 7715^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3828209 + ... + 3828260.

Almost surely, 2^199068194 is an apocalyptic number.

199068194 is a deficient number, since it is larger than the sum of its proper divisors (122503546).

199068194 is a wasteful number, since it uses less digits than its factorization.

199068194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7656484.

The product of its (nonzero) digits is 139968, while the sum is 47.

The square root of 199068194 is about 14109.1528448734. The cubic root of 199068194 is about 583.8939277703.

The spelling of 199068194 in words is "one hundred ninety-nine million, sixty-eight thousand, one hundred ninety-four".