8767664 has 40 divisors (see below), whose sum is σ = 18094080. Its totient is φ = 4104000.

The previous prime is 8767643. The next prime is 8767673. The reversal of 8767664 is 4667678.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45809 + ... + 45999.

It is an arithmetic number, because the mean of its divisors is an integer number (452352).

Almost surely, 2^8767664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8767664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9047040).

8767664 is an abundant number, since it is smaller than the sum of its proper divisors (9326416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8767664 is a wasteful number, since it uses less digits than its factorization.

8767664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 363 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 8767664 is about 2961.0241471491. The cubic root of 8767664 is about 206.2028353739.

The spelling of 8767664 in words is "eight million, seven hundred sixty-seven thousand, six hundred sixty-four".