85321316 has 12 divisors (see below), whose sum is σ = 151843440. Its totient is φ = 41937480.

The previous prime is 85321289. The next prime is 85321321. The reversal of 85321316 is 61312358.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 180530 + ... + 181001.

It is an arithmetic number, because the mean of its divisors is an integer number (12653620).

Almost surely, 2^85321316 is an apocalyptic number.

It is an amenable number.

85321316 is a deficient number, since it is larger than the sum of its proper divisors (66522124).

85321316 is a wasteful number, since it uses less digits than its factorization.

85321316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361594 (or 361592 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 85321316 is about 9236.9538268847. The cubic root of 85321316 is about 440.2362986947.

The spelling of 85321316 in words is "eighty-five million, three hundred twenty-one thousand, three hundred sixteen".