8173664 has 24 divisors (see below), whose sum is σ = 16317000. Its totient is φ = 4029696.

The previous prime is 8173663. The next prime is 8173673. The reversal of 8173664 is 4663718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8173663) 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 in 3 ways as a sum of consecutive naturals, for example, 587 + ... + 4085.

It is an arithmetic number, because the mean of its divisors is an integer number (679875).

Almost surely, 2^8173664 is an apocalyptic number.

It is an amenable number.

8173664 is a deficient number, since it is larger than the sum of its proper divisors (8143336).

8173664 is a wasteful number, since it uses less digits than its factorization.

8173664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582 (or 3574 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 8173664 is about 2858.9620494158. The cubic root of 8173664 is about 201.4368525533.

The spelling of 8173664 in words is "eight million, one hundred seventy-three thousand, six hundred sixty-four".