85875000 has 112 divisors (see below), whose sum is σ = 269527800. Its totient is φ = 22800000.

The previous prime is 85874989. The next prime is 85875001. The reversal of 85875000 is 57858.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85875001) 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 27 ways as a sum of consecutive naturals, for example, 374886 + ... + 375114.

Almost surely, 2^85875000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85875000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134763900).

85875000 is an abundant number, since it is smaller than the sum of its proper divisors (183652800).

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

85875000 is an equidigital number, since it uses as much as digits as its factorization.

85875000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 85875000 is about 9266.8764964253. The cubic root of 85875000 is about 441.1865357181.

The spelling of 85875000 in words is "eighty-five million, eight hundred seventy-five thousand".