85852855 has 16 divisors (see below), whose sum is σ = 113817600. Its totient is φ = 61644960.

The previous prime is 85852853. The next prime is 85852867. The reversal of 85852855 is 55825858.

It is not a de Polignac number, because 85852855 - 2¹ = 85852853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85852853) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5535 + ... + 14224.

It is an arithmetic number, because the mean of its divisors is an integer number (7113600).

Almost surely, 2^85852855 is an apocalyptic number.

85852855 is a deficient number, since it is larger than the sum of its proper divisors (27964745).

85852855 is a wasteful number, since it uses less digits than its factorization.

85852855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19854.

The product of its digits is 640000, while the sum is 46.

The square root of 85852855 is about 9265.6815723399. The cubic root of 85852855 is about 441.1486088252.

The spelling of 85852855 in words is "eighty-five million, eight hundred fifty-two thousand, eight hundred fifty-five".