4473009 has 8 divisors (see below), whose sum is σ = 6626720. Its totient is φ = 2981988.

The previous prime is 4472957. The next prime is 4473011. The reversal of 4473009 is 9003744.

It is not a de Polignac number, because 4473009 - 2⁸ = 4472753 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 165667 = 4473009 / (4 + 4 + 7 + 3 + 0 + 0 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4473019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82807 + ... + 82860.

It is an arithmetic number, because the mean of its divisors is an integer number (828340).

Almost surely, 2^4473009 is an apocalyptic number.

It is an amenable number.

4473009 is a deficient number, since it is larger than the sum of its proper divisors (2153711).

4473009 is a wasteful number, since it uses less digits than its factorization.

4473009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165676 (or 165670 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 4473009 is about 2114.9489355538. The cubic root of 4473009 is about 164.7656176309.

The spelling of 4473009 in words is "four million, four hundred seventy-three thousand, nine".