85715075 has 12 divisors (see below), whose sum is σ = 108549600. Its totient is φ = 67112160.

The previous prime is 85715057. The next prime is 85715101. The reversal of 85715075 is 57051758.

It is not a de Polignac number, because 85715075 - 2⁶ = 85715011 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 35300 + ... + 37649.

It is an arithmetic number, because the mean of its divisors is an integer number (9045800).

Almost surely, 2^85715075 is an apocalyptic number.

85715075 is a deficient number, since it is larger than the sum of its proper divisors (22834525).

85715075 is a wasteful number, since it uses less digits than its factorization.

85715075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73006 (or 73001 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 38.

The square root of 85715075 is about 9258.2436239278. The cubic root of 85715075 is about 440.9124916565.

The spelling of 85715075 in words is "eighty-five million, seven hundred fifteen thousand, seventy-five".