8004563 has 8 divisors (see below), whose sum is σ = 9234432. Its totient is φ = 6796296.

The previous prime is 8004559. The next prime is 8004583. The reversal of 8004563 is 3654008.

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 8004563 - 2² = 8004559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8004583) 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, 4595 + ... + 6092.

It is an arithmetic number, because the mean of its divisors is an integer number (1154304).

Almost surely, 2^8004563 is an apocalyptic number.

8004563 is a deficient number, since it is larger than the sum of its proper divisors (1229869).

8004563 is a wasteful number, since it uses less digits than its factorization.

8004563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10801.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 8004563 is about 2829.2336418189. The cubic root of 8004563 is about 200.0380177728.

It can be divided in two parts, 80045 and 63, that added together give a palindrome (80108).

The spelling of 8004563 in words is "eight million, four thousand, five hundred sixty-three".