8601667 has 2 divisors, whose sum is σ = 8601668. Its totient is φ = 8601666.

The previous prime is 8601653. The next prime is 8601683. The reversal of 8601667 is 7661068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8601667 - 2¹⁹ = 8077379 is a prime.

It is not a weakly prime, because it can be changed into another prime (8601647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4300833 + 4300834.

It is an arithmetic number, because the mean of its divisors is an integer number (4300834).

Almost surely, 2^8601667 is an apocalyptic number.

8601667 is a deficient number, since it is larger than the sum of its proper divisors (1).

8601667 is an equidigital number, since it uses as much as digits as its factorization.

8601667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 8601667 is about 2932.8598670922. The cubic root of 8601667 is about 204.8931983833.

The spelling of 8601667 in words is "eight million, six hundred one thousand, six hundred sixty-seven".