2170340517 has 16 divisors (see below), whose sum is σ = 2917740672. Its totient is φ = 1434957120.

The previous prime is 2170340509. The next prime is 2170340519. The reversal of 2170340517 is 7150430712.

It is not a de Polignac number, because 2170340517 - 2³ = 2170340509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170340519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226263 + ... + 235659.

It is an arithmetic number, because the mean of its divisors is an integer number (182358792).

Almost surely, 2^2170340517 is an apocalyptic number.

It is an amenable number.

2170340517 is a deficient number, since it is larger than the sum of its proper divisors (747400155).

2170340517 is a wasteful number, since it uses less digits than its factorization.

2170340517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10028.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 2170340517 is about 46586.9135809618. The cubic root of 2170340517 is about 1294.7203059193.

The spelling of 2170340517 in words is "two billion, one hundred seventy million, three hundred forty thousand, five hundred seventeen".