8672647 has 2 divisors, whose sum is σ = 8672648. Its totient is φ = 8672646.

The previous prime is 8672641. The next prime is 8672659. The reversal of 8672647 is 7462768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8672647 - 2³ = 8672639 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8672641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4336323 + 4336324.

It is an arithmetic number, because the mean of its divisors is an integer number (4336324).

Almost surely, 2^8672647 is an apocalyptic number.

8672647 is a deficient number, since it is larger than the sum of its proper divisors (1).

8672647 is an equidigital number, since it uses as much as digits as its factorization.

8672647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 40.

The square root of 8672647 is about 2944.9358227303. The cubic root of 8672647 is about 205.4552405364.

The spelling of 8672647 in words is "eight million, six hundred seventy-two thousand, six hundred forty-seven".