199156964 has 12 divisors (see below), whose sum is σ = 353727024. Its totient is φ = 98092104.

The previous prime is 199156961. The next prime is 199156981. The reversal of 199156964 is 469651991.

It is not an unprimeable number, because it can be changed into a prime (199156961) 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 in 3 ways as a sum of consecutive naturals, for example, 371294 + ... + 371829.

It is an arithmetic number, because the mean of its divisors is an integer number (29477252).

Almost surely, 2^199156964 is an apocalyptic number.

It is an amenable number.

199156964 is a deficient number, since it is larger than the sum of its proper divisors (154570060).

199156964 is a wasteful number, since it uses less digits than its factorization.

199156964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743194 (or 743192 counting only the distinct ones).

The product of its digits is 524880, while the sum is 50.

The square root of 199156964 is about 14112.2983245111. The cubic root of 199156964 is about 583.9807063433.

The spelling of 199156964 in words is "one hundred ninety-nine million, one hundred fifty-six thousand, nine hundred sixty-four".