199423106 has 8 divisors (see below), whose sum is σ = 299197584. Its totient is φ = 99690580.

The previous prime is 199423067. The next prime is 199423129. The reversal of 199423106 is 601324991.

199423106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

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, 7721 + ... + 21411.

It is an arithmetic number, because the mean of its divisors is an integer number (37399698).

Almost surely, 2^199423106 is an apocalyptic number.

199423106 is a deficient number, since it is larger than the sum of its proper divisors (99774478).

199423106 is a wasteful number, since it uses less digits than its factorization.

199423106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20976.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 199423106 is about 14121.7246113922. The cubic root of 199423106 is about 584.2407233823.

The spelling of 199423106 in words is "one hundred ninety-nine million, four hundred twenty-three thousand, one hundred six".