85871152 has 20 divisors (see below), whose sum is σ = 166536216. Its totient is φ = 42894080.

The previous prime is 85871099. The next prime is 85871161. The reversal of 85871152 is 25117858.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20952 + ... + 24712.

Almost surely, 2^85871152 is an apocalyptic number.

It is an amenable number.

85871152 is a deficient number, since it is larger than the sum of its proper divisors (80665064).

85871152 is a wasteful number, since it uses less digits than its factorization.

85871152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5196 (or 5190 counting only the distinct ones).

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

The square root of 85871152 is about 9266.6688729014. The cubic root of 85871152 is about 441.1799458640.

It can be divided in two parts, 858 and 71152, that added together give a triangular number (72010 = T₃₇₉).

The spelling of 85871152 in words is "eighty-five million, eight hundred seventy-one thousand, one hundred fifty-two".