85266385 has 16 divisors (see below), whose sum is σ = 104412672. Its totient is φ = 66830400.

The previous prime is 85266371. The next prime is 85266397. The reversal of 85266385 is 58366258.

It is a happy number.

It is not a de Polignac number, because 85266385 - 2⁷ = 85266257 is a prime.

It is a Duffinian 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, 63592 + ... + 64918.

It is an arithmetic number, because the mean of its divisors is an integer number (6525792).

Almost surely, 2^85266385 is an apocalyptic number.

It is an amenable number.

85266385 is a deficient number, since it is larger than the sum of its proper divisors (19146287).

85266385 is a wasteful number, since it uses less digits than its factorization.

85266385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584.

The product of its digits is 345600, while the sum is 43.

The square root of 85266385 is about 9233.9799111759. The cubic root of 85266385 is about 440.1418017475.

The spelling of 85266385 in words is "eighty-five million, two hundred sixty-six thousand, three hundred eighty-five".