8535685 has 4 divisors (see below), whose sum is σ = 10242828. Its totient is φ = 6828544.

The previous prime is 8535677. The next prime is 8535689. The reversal of 8535685 is 5865358.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5865358 = 2 ⋅2932679.

It can be written as a sum of positive squares in 2 ways, for example, as 5157441 + 3378244 = 2271^2 + 1838^2 .

It is a cyclic number.

It is not a de Polignac number, because 8535685 - 2³ = 8535677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8535689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 853564 + ... + 853573.

It is an arithmetic number, because the mean of its divisors is an integer number (2560707).

Almost surely, 2^8535685 is an apocalyptic number.

It is an amenable number.

8535685 is a deficient number, since it is larger than the sum of its proper divisors (1707143).

8535685 is a wasteful number, since it uses less digits than its factorization.

8535685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707142.

The product of its digits is 144000, while the sum is 40.

The square root of 8535685 is about 2921.5894646579. The cubic root of 8535685 is about 204.3679521677.

The spelling of 8535685 in words is "eight million, five hundred thirty-five thousand, six hundred eighty-five".