9345309 has 4 divisors (see below), whose sum is σ = 12460416. Its totient is φ = 6230204.

The previous prime is 9345299. The next prime is 9345313. The reversal of 9345309 is 9035439.

9345309 = 1015² + 1016² + ... + 1023².

9345309 is digitally balanced in base 2 and base 3, because in such bases 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 9345309 - 2⁵ = 9345277 is a prime.

9345309 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 9345309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9345209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1557549 + ... + 1557554.

It is an arithmetic number, because the mean of its divisors is an integer number (3115104).

Almost surely, 2^9345309 is an apocalyptic number.

It is an amenable number.

9345309 is a deficient number, since it is larger than the sum of its proper divisors (3115107).

9345309 is a wasteful number, since it uses less digits than its factorization.

9345309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115106.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 9345309 is about 3057.0098135269. The cubic root of 9345309 is about 210.6353321690.

The spelling of 9345309 in words is "nine million, three hundred forty-five thousand, three hundred nine".