4499009 has 2 divisors, whose sum is σ = 4499010. Its totient is φ = 4499008.

The previous prime is 4499003. The next prime is 4499021. The reversal of 4499009 is 9009944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4080400 + 418609 = 2020^2 + 647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4499009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4499009.

It is not a weakly prime, because it can be changed into another prime (4499003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2249504 + 2249505.

It is an arithmetic number, because the mean of its divisors is an integer number (2249505).

Almost surely, 2^4499009 is an apocalyptic number.

It is an amenable number.

4499009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4499009 is an equidigital number, since it uses as much as digits as its factorization.

4499009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 4499009 is about 2121.0867497582. The cubic root of 4499009 is about 165.0842422590.

The spelling of 4499009 in words is "four million, four hundred ninety-nine thousand, nine".