85037165 has 4 divisors (see below), whose sum is σ = 102044604. Its totient is φ = 68029728.

The previous prime is 85037159. The next prime is 85037171. The reversal of 85037165 is 56173058.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (85037159) and next prime (85037171).

It can be written as a sum of positive squares in 2 ways, for example, as 61669609 + 23367556 = 7853^2 + 4834^2 .

It is a cyclic number.

It is not a de Polignac number, because 85037165 - 2⁴ = 85037149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8503712 + ... + 8503721.

It is an arithmetic number, because the mean of its divisors is an integer number (25511151).

Almost surely, 2^85037165 is an apocalyptic number.

It is an amenable number.

85037165 is a deficient number, since it is larger than the sum of its proper divisors (17007439).

85037165 is a wasteful number, since it uses less digits than its factorization.

85037165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17007438.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 85037165 is about 9221.5597921393. The cubic root of 85037165 is about 439.7470395157.

The spelling of 85037165 in words is "eighty-five million, thirty-seven thousand, one hundred sixty-five".