9008170873 has 8 divisors (see below), whose sum is σ = 9834000008. Its totient is φ = 8201326464.

The previous prime is 9008170819. The next prime is 9008170903. The reversal of 9008170873 is 3780718009.

It can be written as a sum of positive squares in 4 ways, for example, as 1209161529 + 7799009344 = 34773^2 + 88312^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 9008170873 - 2¹⁷ = 9008039801 is a prime.

It is a super-2 number, since 2×9008170873² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9008170673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4745190 + ... + 4747087.

It is an arithmetic number, because the mean of its divisors is an integer number (1229250001).

Almost surely, 2^9008170873 is an apocalyptic number.

It is an amenable number.

9008170873 is a deficient number, since it is larger than the sum of its proper divisors (825829135).

9008170873 is a wasteful number, since it uses less digits than its factorization.

9008170873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9492363.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 9008170873 is about 94911.3843171619. The cubic root of 9008170873 is about 2080.7131178629.

The spelling of 9008170873 in words is "nine billion, eight million, one hundred seventy thousand, eight hundred seventy-three".