4424666 has 4 divisors (see below), whose sum is σ = 6637002. Its totient is φ = 2212332.

The previous prime is 4424659. The next prime is 4424669. The reversal of 4424666 is 6664244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3136441 + 1288225 = 1771^2 + 1135^2 .

It is a d-powerful number, because it can be written as 4⁴ + 4⁷ + 2 + 4¹⁰ + 6³ + 6⁸ + 6⁸ .

It is not an unprimeable number, because it can be changed into a prime (4424669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106165 + ... + 1106168.

Almost surely, 2^4424666 is an apocalyptic number.

4424666 is a deficient number, since it is larger than the sum of its proper divisors (2212336).

4424666 is a wasteful number, since it uses less digits than its factorization.

4424666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212335.

The product of its digits is 27648, while the sum is 32.

The square root of 4424666 is about 2103.4890063891. The cubic root of 4424666 is about 164.1698864179.

The spelling of 4424666 in words is "four million, four hundred twenty-four thousand, six hundred sixty-six".