8685707 has 4 divisors (see below), whose sum is σ = 8704320. Its totient is φ = 8667096.

The previous prime is 8685683. The next prime is 8685709. The reversal of 8685707 is 7075868.

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

It is a cyclic number.

It is not a de Polignac number, because 8685707 - 2¹⁸ = 8423563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8685709) 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, 8588 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (2176080).

Almost surely, 2^8685707 is an apocalyptic number.

8685707 is a deficient number, since it is larger than the sum of its proper divisors (18613).

8685707 is a wasteful number, since it uses less digits than its factorization.

8685707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18612.

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 8685707 is about 2947.1523543923. The cubic root of 8685707 is about 205.5583193958.

The spelling of 8685707 in words is "eight million, six hundred eighty-five thousand, seven hundred seven".