199960001 has 8 divisors (see below), whose sum is σ = 212834304. Its totient is φ = 187209280.

The previous prime is 199959989. The next prime is 199960003. The reversal of 199960001 is 100069991.

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 199960001 - 2¹⁰ = 199958977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199960003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27545 + ... + 34038.

It is an arithmetic number, because the mean of its divisors is an integer number (26604288).

Almost surely, 2^199960001 is an apocalyptic number.

It is an amenable number.

199960001 is a deficient number, since it is larger than the sum of its proper divisors (12874303).

199960001 is a wasteful number, since it uses less digits than its factorization.

199960001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61791.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 199960001 is about 14140.7213748097. The cubic root of 199960001 is about 584.7645591148.

The spelling of 199960001 in words is "one hundred ninety-nine million, nine hundred sixty thousand, one".