4478566 has 12 divisors (see below), whose sum is σ = 7091172. Its totient is φ = 2121084.

The previous prime is 4478563. The next prime is 4478567. The reversal of 4478566 is 6658744.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2380 + ... + 3823.

It is an arithmetic number, because the mean of its divisors is an integer number (590931).

Almost surely, 2^4478566 is an apocalyptic number.

4478566 is a deficient number, since it is larger than the sum of its proper divisors (2612606).

4478566 is a wasteful number, since it uses less digits than its factorization.

4478566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6243 (or 6224 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 4478566 is about 2116.2622710808. The cubic root of 4478566 is about 164.8338210584.

The spelling of 4478566 in words is "four million, four hundred seventy-eight thousand, five hundred sixty-six".