3320343509 has 4 divisors (see below), whose sum is σ = 3794678304. Its totient is φ = 2846008716.

The previous prime is 3320343497. The next prime is 3320343511. The reversal of 3320343509 is 9053430233.

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: 9053430233 = 3491 ⋅2593363.

It is a cyclic number.

It is not a de Polignac number, because 3320343509 - 2⁴ = 3320343493 is a prime.

It is a super-2 number, since 2×3320343509² = 22049362035516866162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320343539) 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, 237167387 + ... + 237167400.

It is an arithmetic number, because the mean of its divisors is an integer number (948669576).

Almost surely, 2^3320343509 is an apocalyptic number.

It is an amenable number.

3320343509 is a deficient number, since it is larger than the sum of its proper divisors (474334795).

3320343509 is an equidigital number, since it uses as much as digits as its factorization.

3320343509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474334794.

The product of its (nonzero) digits is 29160, while the sum is 32.

The square root of 3320343509 is about 57622.4219293150. The cubic root of 3320343509 is about 1491.8586341263.

The spelling of 3320343509 in words is "three billion, three hundred twenty million, three hundred forty-three thousand, five hundred nine".