8709672 has 16 divisors (see below), whose sum is σ = 21774240. Its totient is φ = 2903216.

The previous prime is 8709653. The next prime is 8709677. The reversal of 8709672 is 2769078.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 8709672.

It is not an unprimeable number, because it can be changed into a prime (8709677) 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, 181428 + ... + 181475.

It is an arithmetic number, because the mean of its divisors is an integer number (1360890).

Almost surely, 2^8709672 is an apocalyptic number.

It is an amenable number.

8709672 is an abundant number, since it is smaller than the sum of its proper divisors (13064568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8709672 is a wasteful number, since it uses less digits than its factorization.

8709672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362912 (or 362908 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 8709672 is about 2951.2153428715. The cubic root of 8709672 is about 205.7471998702.

The spelling of 8709672 in words is "eight million, seven hundred nine thousand, six hundred seventy-two".