8613872 has 10 divisors (see below), whose sum is σ = 16689408. Its totient is φ = 4306928.

The previous prime is 8613863. The next prime is 8613887. The reversal of 8613872 is 2783168.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269168 + ... + 269199.

Almost surely, 2^8613872 is an apocalyptic number.

It is an amenable number.

8613872 is a deficient number, since it is larger than the sum of its proper divisors (8075536).

8613872 is a wasteful number, since it uses less digits than its factorization.

8613872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538375 (or 538369 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 8613872 is about 2934.9398630977. The cubic root of 8613872 is about 204.9900609895.

The spelling of 8613872 in words is "eight million, six hundred thirteen thousand, eight hundred seventy-two".