85134852 has 36 divisors (see below), whose sum is σ = 234766896. Its totient is φ = 25798320.

The previous prime is 85134779. The next prime is 85134853. The reversal of 85134852 is 25843158.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (85134853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107098 + ... + 107889.

Almost surely, 2^85134852 is an apocalyptic number.

It is an amenable number.

85134852 is an abundant number, since it is smaller than the sum of its proper divisors (149632044).

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

85134852 is a wasteful number, since it uses less digits than its factorization.

85134852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215008 (or 215003 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 85134852 is about 9226.8549354588. The cubic root of 85134852 is about 439.9153625082.

The spelling of 85134852 in words is "eighty-five million, one hundred thirty-four thousand, eight hundred fifty-two".