8608661 has 8 divisors (see below), whose sum is σ = 8857344. Its totient is φ = 8362800.

The previous prime is 8608627. The next prime is 8608667. The reversal of 8608661 is 1668068.

8608661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8608661 - 2⁶ = 8608597 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8608667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6491 + ... + 7703.

It is an arithmetic number, because the mean of its divisors is an integer number (1107168).

Almost surely, 2^8608661 is an apocalyptic number.

It is an amenable number.

8608661 is a deficient number, since it is larger than the sum of its proper divisors (248683).

8608661 is a wasteful number, since it uses less digits than its factorization.

8608661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411.

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

The square root of 8608661 is about 2934.0519763631. The cubic root of 8608661 is about 204.9487161028.

The spelling of 8608661 in words is "eight million, six hundred eight thousand, six hundred sixty-one".