8466660 has 48 divisors (see below), whose sum is σ = 26342400. Its totient is φ = 2257632.

The previous prime is 8466611. The next prime is 8466671. The reversal of 8466660 is 666648.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7300 + ... + 8379.

It is an arithmetic number, because the mean of its divisors is an integer number (548800).

Almost surely, 2^8466660 is an apocalyptic number.

It is an amenable number.

8466660 is an abundant number, since it is smaller than the sum of its proper divisors (17875740).

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

8466660 is a wasteful number, since it uses less digits than its factorization.

8466660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15697 (or 15689 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 8466660 is about 2909.7525668001. The cubic root of 8466660 is about 203.8155772706.

The spelling of 8466660 in words is "eight million, four hundred sixty-six thousand, six hundred sixty".