8002664 has 8 divisors (see below), whose sum is σ = 15005010. Its totient is φ = 4001328.

The previous prime is 8002663. The next prime is 8002679. The reversal of 8002664 is 4662008.

It can be written as a sum of positive squares in only one way, i.e., 6916900 + 1085764 = 2630^2 + 1042^2 .

It is a tau number, because it is divible by the number of its divisors (8).

8002664 is a modest number, since divided by 2664 gives 8 as remainder.

It is not an unprimeable number, because it can be changed into a prime (8002663) 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 as a sum of consecutive naturals, namely, 500159 + ... + 500174.

Almost surely, 2^8002664 is an apocalyptic number.

It is an amenable number.

8002664 is a deficient number, since it is larger than the sum of its proper divisors (7002346).

8002664 is a wasteful number, since it uses less digits than its factorization.

8002664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000339 (or 1000335 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 8002664 is about 2828.8980186638. The cubic root of 8002664 is about 200.0221975363.

The spelling of 8002664 in words is "eight million, two thousand, six hundred sixty-four".