85426165 has 32 divisors (see below), whose sum is σ = 117355392. Its totient is φ = 59136000.

The previous prime is 85426157. The next prime is 85426177. The reversal of 85426165 is 56162458.

It is not a de Polignac number, because 85426165 - 2³ = 85426157 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 (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96525 + ... + 97405.

It is an arithmetic number, because the mean of its divisors is an integer number (3667356).

Almost surely, 2^85426165 is an apocalyptic number.

It is an amenable number.

85426165 is a deficient number, since it is larger than the sum of its proper divisors (31929227).

85426165 is a wasteful number, since it uses less digits than its factorization.

85426165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981.

The product of its digits is 57600, while the sum is 37.

The square root of 85426165 is about 9242.6276025814. The cubic root of 85426165 is about 440.4165562715.

The spelling of 85426165 in words is "eighty-five million, four hundred twenty-six thousand, one hundred sixty-five".