9345809 has 8 divisors (see below), whose sum is σ = 10412928. Its totient is φ = 8314960.

The previous prime is 9345781. The next prime is 9345811. The reversal of 9345809 is 9085439.

9345809 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9345809 - 2¹² = 9341713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9345839) 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 7 ways as a sum of consecutive naturals, for example, 8522 + ... + 9555.

It is an arithmetic number, because the mean of its divisors is an integer number (1301616).

Almost surely, 2^9345809 is an apocalyptic number.

It is an amenable number.

9345809 is a deficient number, since it is larger than the sum of its proper divisors (1067119).

9345809 is a wasteful number, since it uses less digits than its factorization.

9345809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18135.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 9345809 is about 3057.0915916930. The cubic root of 9345809 is about 210.6390886272.

The spelling of 9345809 in words is "nine million, three hundred forty-five thousand, eight hundred nine".