85312616 has 16 divisors (see below), whose sum is σ = 162980100. Its totient is φ = 41851264.

The previous prime is 85312607. The next prime is 85312621. The reversal of 85312616 is 61621358.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85192900 + 119716 = 9230^2 + 346^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100181 + ... + 101028.

Almost surely, 2^85312616 is an apocalyptic number.

It is an amenable number.

85312616 is a deficient number, since it is larger than the sum of its proper divisors (77667484).

85312616 is a wasteful number, since it uses less digits than its factorization.

85312616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201268 (or 201264 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 85312616 is about 9236.4828804042. The cubic root of 85312616 is about 440.2213349233.

The spelling of 85312616 in words is "eighty-five million, three hundred twelve thousand, six hundred sixteen".