85895637 has 16 divisors (see below), whose sum is σ = 124446720. Its totient is φ = 52498800.

The previous prime is 85895629. The next prime is 85895647. The reversal of 85895637 is 73659858.

It is not a de Polignac number, because 85895637 - 2³ = 85895629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85895637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85895627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22539 + ... + 26072.

It is an arithmetic number, because the mean of its divisors is an integer number (7777920).

Almost surely, 2^85895637 is an apocalyptic number.

It is an amenable number.

85895637 is a deficient number, since it is larger than the sum of its proper divisors (38551083).

85895637 is a wasteful number, since it uses less digits than its factorization.

85895637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48664.

The product of its digits is 1814400, while the sum is 51.

The square root of 85895637 is about 9267.9899115180. The cubic root of 85895637 is about 441.2218740482.

The spelling of 85895637 in words is "eighty-five million, eight hundred ninety-five thousand, six hundred thirty-seven".