3230309 has 4 divisors (see below), whose sum is σ = 3285120. Its totient is φ = 3175500.

The previous prime is 3230299. The next prime is 3230321. The reversal of 3230309 is 9030323.

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: 9030323 = 109 ⋅82847.

It is a cyclic number.

It is not a de Polignac number, because 3230309 - 2⁸ = 3230053 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230369) 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, 27317 + ... + 27434.

It is an arithmetic number, because the mean of its divisors is an integer number (821280).

Almost surely, 2^3230309 is an apocalyptic number.

It is an amenable number.

3230309 is a deficient number, since it is larger than the sum of its proper divisors (54811).

3230309 is an equidigital number, since it uses as much as digits as its factorization.

3230309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54810.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 3230309 is about 1797.3060396048. The cubic root of 3230309 is about 147.8250458818.

The spelling of 3230309 in words is "three million, two hundred thirty thousand, three hundred nine".