8684985 has 8 divisors (see below), whose sum is σ = 13896000. Its totient is φ = 4631984.

The previous prime is 8684983. The next prime is 8685013. The reversal of 8684985 is 5894868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8684985 - 2¹ = 8684983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8684981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289485 + ... + 289514.

It is an arithmetic number, because the mean of its divisors is an integer number (1737000).

Almost surely, 2^8684985 is an apocalyptic number.

It is an amenable number.

8684985 is a deficient number, since it is larger than the sum of its proper divisors (5211015).

8684985 is a wasteful number, since it uses less digits than its factorization.

8684985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579007.

The product of its digits is 552960, while the sum is 48.

The square root of 8684985 is about 2947.0298607242. The cubic root of 8684985 is about 205.5526235547.

It can be divided in two parts, 8684 and 985, that added together give a palindrome (9669).

The spelling of 8684985 in words is "eight million, six hundred eighty-four thousand, nine hundred eighty-five".