199106968 has 16 divisors (see below), whose sum is σ = 373618080. Its totient is φ = 99475488.

The previous prime is 199106959. The next prime is 199106977. The reversal of 199106968 is 869601991.

199106968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (199106959) and next prime (199106977).

It is a congruent 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, 1921 + ... + 20047.

It is an arithmetic number, because the mean of its divisors is an integer number (23351130).

Almost surely, 2^199106968 is an apocalyptic number.

It is an amenable number.

199106968 is a deficient number, since it is larger than the sum of its proper divisors (174511112).

199106968 is a wasteful number, since it uses less digits than its factorization.

199106968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19506 (or 19502 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 49.

The square root of 199106968 is about 14110.5268505467. The cubic root of 199106968 is about 583.9318351040.

The spelling of 199106968 in words is "one hundred ninety-nine million, one hundred six thousand, nine hundred sixty-eight".