85219125 has 16 divisors (see below), whose sum is σ = 141805248. Its totient is φ = 45450000.

The previous prime is 85219097. The next prime is 85219133. The reversal of 85219125 is 52191258.

It is not a de Polignac number, because 85219125 - 2⁷ = 85218997 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 113251 + ... + 114000.

It is an arithmetic number, because the mean of its divisors is an integer number (8862828).

Almost surely, 2^85219125 is an apocalyptic number.

It is an amenable number.

85219125 is a deficient number, since it is larger than the sum of its proper divisors (56586123).

85219125 is a wasteful number, since it uses less digits than its factorization.

85219125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227269 (or 227259 counting only the distinct ones).

The product of its digits is 7200, while the sum is 33.

The square root of 85219125 is about 9231.4205299076. The cubic root of 85219125 is about 440.0604686179.

The spelling of 85219125 in words is "eighty-five million, two hundred nineteen thousand, one hundred twenty-five".