2006717173 has 4 divisors (see below), whose sum is σ = 2026199968. Its totient is φ = 1987234380.

The previous prime is 2006717171. The next prime is 2006717177. The reversal of 2006717173 is 3717176002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3717176002 = 2 ⋅1858588001.

It is a cyclic number.

It is not a de Polignac number, because 2006717173 - 2¹ = 2006717171 is a prime.

It is a super-2 number, since 2×2006717173² = 8053827624826223858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006717171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9741243 + ... + 9741448.

It is an arithmetic number, because the mean of its divisors is an integer number (506549992).

Almost surely, 2^2006717173 is an apocalyptic number.

It is an amenable number.

2006717173 is a deficient number, since it is larger than the sum of its proper divisors (19482795).

2006717173 is a wasteful number, since it uses less digits than its factorization.

2006717173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19482794.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 2006717173 is about 44796.3968751952. The cubic root of 2006717173 is about 1261.3299916623.

The spelling of 2006717173 in words is "two billion, six million, seven hundred seventeen thousand, one hundred seventy-three".