8787666 has 8 divisors (see below), whose sum is σ = 17575344. Its totient is φ = 2929220.

The previous prime is 8787661. The next prime is 8787673. The reversal of 8787666 is 6667878.

It is a sphenic number, since it is the product of 3 distinct primes.

8787666 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (8787661) 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, 732300 + ... + 732311.

It is an arithmetic number, because the mean of its divisors is an integer number (2196918).

Almost surely, 2^8787666 is an apocalyptic number.

8787666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8787666 is a wasteful number, since it uses less digits than its factorization.

8787666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464616.

The product of its digits is 677376, while the sum is 48.

The square root of 8787666 is about 2964.3997706112. The cubic root of 8787666 is about 206.3595223640.

It can be divided in two parts, 8787 and 666, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 8787666 in words is "eight million, seven hundred eighty-seven thousand, six hundred sixty-six".