2001670017 has 8 divisors (see below), whose sum is σ = 2674018080. Its totient is φ = 1331884320.

The previous prime is 2001670009. The next prime is 2001670019. The reversal of 2001670017 is 7100761002.

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

It is not a de Polignac number, because 2001670017 - 2³ = 2001670009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001670019) 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 7 ways as a sum of consecutive naturals, for example, 638767 + ... + 641892.

It is an arithmetic number, because the mean of its divisors is an integer number (334252260).

Almost surely, 2^2001670017 is an apocalyptic number.

It is an amenable number.

2001670017 is a deficient number, since it is larger than the sum of its proper divisors (672348063).

2001670017 is a wasteful number, since it uses less digits than its factorization.

2001670017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281183.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 2001670017 is about 44740.0270116146. The cubic root of 2001670017 is about 1260.2716339281.

The spelling of 2001670017 in words is "two billion, one million, six hundred seventy thousand, seventeen".