8664212 has 6 divisors (see below), whose sum is σ = 15162378. Its totient is φ = 4332104.

The previous prime is 8664193. The next prime is 8664223. The reversal of 8664212 is 2124668.

It can be written as a sum of positive squares in only one way, i.e., 7214596 + 1449616 = 2686^2 + 1204^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083023 + ... + 1083030.

It is an arithmetic number, because the mean of its divisors is an integer number (2527063).

Almost surely, 2^8664212 is an apocalyptic number.

It is an amenable number.

8664212 is a deficient number, since it is larger than the sum of its proper divisors (6498166).

8664212 is a wasteful number, since it uses less digits than its factorization.

8664212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166057 (or 2166055 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 8664212 is about 2943.5033548478. The cubic root of 8664212 is about 205.3886104714.

The spelling of 8664212 in words is "eight million, six hundred sixty-four thousand, two hundred twelve".