199609006 has 8 divisors (see below), whose sum is σ = 307505880. Its totient is φ = 97107048.

The previous prime is 199608991. The next prime is 199609009. The reversal of 199609006 is 600906991.

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

It is a super-3 number, since 3×199609006³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199609006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199609009) 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, 1348636 + ... + 1348783.

It is an arithmetic number, because the mean of its divisors is an integer number (38438235).

Almost surely, 2^199609006 is an apocalyptic number.

199609006 is a deficient number, since it is larger than the sum of its proper divisors (107896874).

199609006 is a wasteful number, since it uses less digits than its factorization.

199609006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697458.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 199609006 is about 14128.3051354365. The cubic root of 199609006 is about 584.4222079014.

The spelling of 199609006 in words is "one hundred ninety-nine million, six hundred nine thousand, six".