8673663 has 8 divisors (see below), whose sum is σ = 11594800. Its totient is φ = 5767488.

The previous prime is 8673611. The next prime is 8673677. The reversal of 8673663 is 3663768.

It is a happy number.

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

It is not a de Polignac number, because 8673663 - 2¹⁰ = 8672639 is a prime.

It is a d-powerful number, because it can be written as 8 + 6 + 7 + 3¹² + 6⁸ + 6⁸ + 3¹⁴ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8673683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308 + ... + 4761.

It is an arithmetic number, because the mean of its divisors is an integer number (1449350).

Almost surely, 2^8673663 is an apocalyptic number.

8673663 is a deficient number, since it is larger than the sum of its proper divisors (2921137).

8673663 is a wasteful number, since it uses less digits than its factorization.

8673663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7481.

The product of its digits is 108864, while the sum is 39.

The square root of 8673663 is about 2945.1083171931. The cubic root of 8673663 is about 205.4632632456.

The spelling of 8673663 in words is "eight million, six hundred seventy-three thousand, six hundred sixty-three".