8664446 has 16 divisors (see below), whose sum is σ = 15366240. Its totient is φ = 3585120.

The previous prime is 8664433. The next prime is 8664451. The reversal of 8664446 is 6444668.

8664446 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

8664446 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10265 + ... + 11076.

It is an arithmetic number, because the mean of its divisors is an integer number (960390).

Almost surely, 2^8664446 is an apocalyptic number.

8664446 is a deficient number, since it is larger than the sum of its proper divisors (6701794).

8664446 is a wasteful number, since it uses less digits than its factorization.

8664446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21379.

The product of its digits is 110592, while the sum is 38.

The square root of 8664446 is about 2943.5431031327. The cubic root of 8664446 is about 205.3904594760.

The spelling of 8664446 in words is "eight million, six hundred sixty-four thousand, four hundred forty-six".