8673664 has 16 divisors (see below), whose sum is σ = 17279820. Its totient is φ = 4336768.

The previous prime is 8673611. The next prime is 8673677. The reversal of 8673664 is 4663768.

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 33754 + ... + 34009.

Almost surely, 2^8673664 is an apocalyptic number.

It is an amenable number.

8673664 is a deficient number, since it is larger than the sum of its proper divisors (8606156).

8673664 is an equidigital number, since it uses as much as digits as its factorization.

8673664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67777 (or 67765 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 8673664 is about 2945.1084869661. The cubic root of 8673664 is about 205.4632711416.

The spelling of 8673664 in words is "eight million, six hundred seventy-three thousand, six hundred sixty-four".