2085289172 has 12 divisors (see below), whose sum is σ = 3657244500. Its totient is φ = 1040362176.

The previous prime is 2085289169. The next prime is 2085289177. The reversal of 2085289172 is 2719825802.

It can be written as a sum of positive squares in 2 ways, for example, as 1761145156 + 324144016 = 41966^2 + 18004^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085289177) 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, 568547 + ... + 572202.

It is an arithmetic number, because the mean of its divisors is an integer number (304770375).

Almost surely, 2^2085289172 is an apocalyptic number.

It is an amenable number.

2085289172 is a deficient number, since it is larger than the sum of its proper divisors (1571955328).

2085289172 is a wasteful number, since it uses less digits than its factorization.

2085289172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141210 (or 1141208 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 2085289172 is about 45664.9665717605. The cubic root of 2085289172 is about 1277.5819363477.

The spelling of 2085289172 in words is "two billion, eighty-five million, two hundred eighty-nine thousand, one hundred seventy-two".