9613309 has 4 divisors (see below), whose sum is σ = 9729216. Its totient is φ = 9497404.

The previous prime is 9613301. The next prime is 9613319. The reversal of 9613309 is 9033169.

9613309 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, and also an emirpimes, since its reverse is a distinct semiprime: 9033169 = 593 ⋅15233.

It is a cyclic number.

It is not a de Polignac number, because 9613309 - 2³ = 9613301 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9613301) 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, 57829 + ... + 57994.

It is an arithmetic number, because the mean of its divisors is an integer number (2432304).

Almost surely, 2^9613309 is an apocalyptic number.

It is an amenable number.

9613309 is a deficient number, since it is larger than the sum of its proper divisors (115907).

9613309 is a wasteful number, since it uses less digits than its factorization.

9613309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115906.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 9613309 is about 3100.5336637424. The cubic root of 9613309 is about 212.6298832270.

The spelling of 9613309 in words is "nine million, six hundred thirteen thousand, three hundred nine".