8783664 has 40 divisors (see below), whose sum is σ = 23427072. Its totient is φ = 2832960.

The previous prime is 8783659. The next prime is 8783669. The reversal of 8783664 is 4663878.

It is an interprime number because it is at equal distance from previous prime (8783659) and next prime (8783669).

It is not an unprimeable number, because it can be changed into a prime (8783669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1464 + ... + 4439.

Almost surely, 2^8783664 is an apocalyptic number.

It is an amenable number.

8783664 is an abundant number, since it is smaller than the sum of its proper divisors (14643408).

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

8783664 is a wasteful number, since it uses less digits than its factorization.

8783664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5945 (or 5939 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 8783664 is about 2963.7246835696. The cubic root of 8783664 is about 206.3281914734.

The spelling of 8783664 in words is "eight million, seven hundred eighty-three thousand, six hundred sixty-four".