8866601 has 2 divisors, whose sum is σ = 8866602. Its totient is φ = 8866600.

The previous prime is 8866591. The next prime is 8866603. The reversal of 8866601 is 1066688.

8866601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8404201 + 462400 = 2899^2 + 680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8866601 is a prime.

It is a super-2 number, since 2×8866601² = 157233226586402, which contains 22 as substring.

Together with 8866603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8866603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4433300 + 4433301.

It is an arithmetic number, because the mean of its divisors is an integer number (4433301).

Almost surely, 2^8866601 is an apocalyptic number.

It is an amenable number.

8866601 is a deficient number, since it is larger than the sum of its proper divisors (1).

8866601 is an equidigital number, since it uses as much as digits as its factorization.

8866601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 8866601 is about 2977.6838314368. The cubic root of 8866601 is about 206.9755546914.

The spelling of 8866601 in words is "eight million, eight hundred sixty-six thousand, six hundred one".