85135332 has 12 divisors (see below), whose sum is σ = 198649136. Its totient is φ = 28378440.

The previous prime is 85135307. The next prime is 85135343. The reversal of 85135332 is 23353158.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 85135332.

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, 3547294 + ... + 3547317.

Almost surely, 2^85135332 is an apocalyptic number.

It is an amenable number.

85135332 is an abundant number, since it is smaller than the sum of its proper divisors (113513804).

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

85135332 is a wasteful number, since it uses less digits than its factorization.

85135332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094618 (or 7094616 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 85135332 is about 9226.8809464521. The cubic root of 85135332 is about 439.9161892710.

The spelling of 85135332 in words is "eighty-five million, one hundred thirty-five thousand, three hundred thirty-two".