8663361 has 16 divisors (see below), whose sum is σ = 13340544. Its totient is φ = 4898304.

The previous prime is 8663357. The next prime is 8663401. The reversal of 8663361 is 1633668.

It is not a de Polignac number, because 8663361 - 2² = 8663357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8663311) 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 in 15 ways as a sum of consecutive naturals, for example, 90 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (833784).

Almost surely, 2^8663361 is an apocalyptic number.

It is an amenable number.

8663361 is a deficient number, since it is larger than the sum of its proper divisors (4677183).

8663361 is a wasteful number, since it uses less digits than its factorization.

8663361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360.

The product of its digits is 15552, while the sum is 33.

The square root of 8663361 is about 2943.3587956619. The cubic root of 8663361 is about 205.3818858195.

The spelling of 8663361 in words is "eight million, six hundred sixty-three thousand, three hundred sixty-one".