199075967 has 8 divisors (see below), whose sum is σ = 210919536. Its totient is φ = 187247232.

The previous prime is 199075937. The next prime is 199075979. The reversal of 199075967 is 769570991.

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

It is a cyclic number.

It is not a de Polignac number, because 199075967 - 2¹⁶ = 199010431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199075907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36428 + ... + 41534.

It is an arithmetic number, because the mean of its divisors is an integer number (26364942).

Almost surely, 2^199075967 is an apocalyptic number.

199075967 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

199075967 is a deficient number, since it is larger than the sum of its proper divisors (11843569).

199075967 is a wasteful number, since it uses less digits than its factorization.

199075967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7417.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The square root of 199075967 is about 14109.4283016712. The cubic root of 199075967 is about 583.9015274247.

The spelling of 199075967 in words is "one hundred ninety-nine million, seventy-five thousand, nine hundred sixty-seven".