9050009 has 4 divisors (see below), whose sum is σ = 9090816. Its totient is φ = 9009204.

The previous prime is 9049987. The next prime is 9050039. The reversal of 9050009 is 9000509.

9050009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9050009 - 2⁸ = 9049753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9050039) 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 in 3 ways as a sum of consecutive naturals, for example, 20069 + ... + 20514.

It is an arithmetic number, because the mean of its divisors is an integer number (2272704).

Almost surely, 2^9050009 is an apocalyptic number.

It is an amenable number.

9050009 is a deficient number, since it is larger than the sum of its proper divisors (40807).

9050009 is a wasteful number, since it uses less digits than its factorization.

9050009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40806.

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 9050009 is about 3008.3232871485. The cubic root of 9050009 is about 208.3929409525.

The spelling of 9050009 in words is "nine million, fifty thousand, nine".