1716838085 has 4 divisors (see below), whose sum is σ = 2060205708. Its totient is φ = 1373470464.

The previous prime is 1716838061. The next prime is 1716838103. The reversal of 1716838085 is 5808386171.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1227941764 + 488896321 = 35042^2 + 22111^2 .

It is a cyclic number.

It is not a de Polignac number, because 1716838085 - 2⁶ = 1716838021 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 171683804 + ... + 171683813.

It is an arithmetic number, because the mean of its divisors is an integer number (515051427).

Almost surely, 2^1716838085 is an apocalyptic number.

It is an amenable number.

1716838085 is a deficient number, since it is larger than the sum of its proper divisors (343367623).

1716838085 is an equidigital number, since it uses as much as digits as its factorization.

1716838085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343367622.

The product of its (nonzero) digits is 322560, while the sum is 47.

The square root of 1716838085 is about 41434.7449008679. The cubic root of 1716838085 is about 1197.4106400777.

The spelling of 1716838085 in words is "one billion, seven hundred sixteen million, eight hundred thirty-eight thousand, eighty-five".