85711852 has 12 divisors (see below), whose sum is σ = 150137176. Its totient is φ = 42815520.

The previous prime is 85711817. The next prime is 85711877. The reversal of 85711852 is 25811758.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5049 + ... + 14032.

Almost surely, 2^85711852 is an apocalyptic number.

It is an amenable number.

85711852 is a deficient number, since it is larger than the sum of its proper divisors (64425324).

85711852 is a wasteful number, since it uses less digits than its factorization.

85711852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20208 (or 20206 counting only the distinct ones).

The product of its digits is 22400, while the sum is 37.

The square root of 85711852 is about 9258.0695611990. The cubic root of 85711852 is about 440.9069652899.

The spelling of 85711852 in words is "eighty-five million, seven hundred eleven thousand, eight hundred fifty-two".