8966220 has 48 divisors (see below), whose sum is σ = 25976160. Its totient is φ = 2308096.

The previous prime is 8966219. The next prime is 8966227. The reversal of 8966220 is 226698.

It is not an unprimeable number, because it can be changed into a prime (8966227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837 + ... + 4316.

It is an arithmetic number, because the mean of its divisors is an integer number (541170).

Almost surely, 2^8966220 is an apocalyptic number.

It is an amenable number.

8966220 is an abundant number, since it is smaller than the sum of its proper divisors (17009940).

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

8966220 is a wasteful number, since it uses less digits than its factorization.

8966220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5194 (or 5192 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 8966220 is about 2994.3647072459. The cubic root of 8966220 is about 207.7478144351.

The spelling of 8966220 in words is "eight million, nine hundred sixty-six thousand, two hundred twenty".