8722685 has 8 divisors (see below), whose sum is σ = 10497120. Its totient is φ = 6958224.

The previous prime is 8722673. The next prime is 8722711. The reversal of 8722685 is 5862278.

8722685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8722685 - 2⁶ = 8722621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407 + ... + 4196.

It is an arithmetic number, because the mean of its divisors is an integer number (1312140).

Almost surely, 2^8722685 is an apocalyptic number.

It is an amenable number.

8722685 is a deficient number, since it is larger than the sum of its proper divisors (1774435).

8722685 is a wasteful number, since it uses less digits than its factorization.

8722685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4987.

The product of its digits is 53760, while the sum is 38.

The square root of 8722685 is about 2953.4192049216. The cubic root of 8722685 is about 205.8496168920.

The spelling of 8722685 in words is "eight million, seven hundred twenty-two thousand, six hundred eighty-five".