4407009 has 8 divisors (see below), whose sum is σ = 5931360. Its totient is φ = 2910336.

The previous prime is 4406999. The next prime is 4407017. The reversal of 4407009 is 9007044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4407009 - 2⁷ = 4406881 is a prime.

4407009 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4407009.

It is not an unprimeable number, because it can be changed into a prime (4407089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6544 + ... + 7185.

It is an arithmetic number, because the mean of its divisors is an integer number (741420).

Almost surely, 2^4407009 is an apocalyptic number.

It is an amenable number.

4407009 is a deficient number, since it is larger than the sum of its proper divisors (1524351).

4407009 is a wasteful number, since it uses less digits than its factorization.

4407009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13839.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 4407009 is about 2099.2877363525. The cubic root of 4407009 is about 163.9512173964.

The spelling of 4407009 in words is "four million, four hundred seven thousand, nine".