85134616 has 32 divisors (see below), whose sum is σ = 183399840. Its totient is φ = 36292608.

The previous prime is 85134563. The next prime is 85134629. The reversal of 85134616 is 61643158.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6870 + ... + 14746.

It is an arithmetic number, because the mean of its divisors is an integer number (5731245).

Almost surely, 2^85134616 is an apocalyptic number.

It is an amenable number.

85134616 is an abundant number, since it is smaller than the sum of its proper divisors (98265224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85134616 is a wasteful number, since it uses less digits than its factorization.

85134616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8083 (or 8079 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 85134616 is about 9226.8421466935. The cubic root of 85134616 is about 439.9149560154.

The spelling of 85134616 in words is "eighty-five million, one hundred thirty-four thousand, six hundred sixteen".