8977664 has 18 divisors (see below), whose sum is σ = 17920770. Its totient is φ = 4488704.

The previous prime is 8977663. The next prime is 8977673. The reversal of 8977664 is 4667798.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 25600 = 2992^2 + 160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8977663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17279 + ... + 17790.

Almost surely, 2^8977664 is an apocalyptic number.

It is an amenable number.

8977664 is a deficient number, since it is larger than the sum of its proper divisors (8943106).

8977664 is an equidigital number, since it uses as much as digits as its factorization.

8977664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35085 (or 35071 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 8977664 is about 2996.2750207549. The cubic root of 8977664 is about 207.8361628962.

The spelling of 8977664 in words is "eight million, nine hundred seventy-seven thousand, six hundred sixty-four".