85616 has 10 divisors (see below), whose sum is σ = 165912. Its totient is φ = 42800.

The previous prime is 85607. The next prime is 85619. The reversal of 85616 is 61658.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 85616.

It is not an unprimeable number, because it can be changed into a prime (85619) by changing a digit.

85616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660 + ... + 2691.

2⁸⁵⁶¹⁶ is an apocalyptic number.

It is an amenable number.

85616 is a deficient number, since it is larger than the sum of its proper divisors (80296).

85616 is a wasteful number, since it uses less digits than its factorization.

85616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5359 (or 5353 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 85616 is about 292.6021189260. The cubic root of 85616 is about 44.0742547818.

The spelling of 85616 in words is "eighty-five thousand, six hundred sixteen".