2117417020 has 48 divisors (see below), whose sum is σ = 4604947200. Its totient is φ = 816865280.

The previous prime is 2117417017. The next prime is 2117417039. The reversal of 2117417020 is 207147112.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 815925 + ... + 818515.

It is an arithmetic number, because the mean of its divisors is an integer number (95936400).

Almost surely, 2^2117417020 is an apocalyptic number.

2117417020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2117417020 is an abundant number, since it is smaller than the sum of its proper divisors (2487530180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2117417020 is a wasteful number, since it uses less digits than its factorization.

2117417020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038 (or 4036 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 2117417020 is about 46015.3998135407. The cubic root of 2117417020 is about 1284.1097195992.

The spelling of 2117417020 in words is "two billion, one hundred seventeen million, four hundred seventeen thousand, twenty".