8887664 has 20 divisors (see below), whose sum is σ = 17390256. Its totient is φ = 4399872.

The previous prime is 8887663. The next prime is 8887667. The reversal of 8887664 is 4667888.

It is a happy number.

8887664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8887661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049 + ... + 4344.

Almost surely, 2^8887664 is an apocalyptic number.

It is an amenable number.

8887664 is a deficient number, since it is larger than the sum of its proper divisors (8502592).

8887664 is a wasteful number, since it uses less digits than its factorization.

8887664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504 (or 5498 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The square root of 8887664 is about 2981.2185428110. The cubic root of 8887664 is about 207.1393182567.

The spelling of 8887664 in words is "eight million, eight hundred eighty-seven thousand, six hundred sixty-four".