4415009 has 2 divisors, whose sum is σ = 4415010. Its totient is φ = 4415008.

The previous prime is 4414999. The next prime is 4415041. The reversal of 4415009 is 9005144.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2907025 + 1507984 = 1705^2 + 1228^2 .

It is a cyclic number.

It is not a de Polignac number, because 4415009 - 2¹⁶ = 4349473 is a prime.

It is a nialpdrome in base 13.

It is not a weakly prime, because it can be changed into another prime (4415069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2207504 + 2207505.

It is an arithmetic number, because the mean of its divisors is an integer number (2207505).

Almost surely, 2^4415009 is an apocalyptic number.

It is an amenable number.

4415009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4415009 is an equidigital number, since it uses as much as digits as its factorization.

4415009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 4415009 is about 2101.1922805874. The cubic root of 4415009 is about 164.0503637704.

The spelling of 4415009 in words is "four million, four hundred fifteen thousand, nine".