3530309 has 4 divisors (see below), whose sum is σ = 3534720. Its totient is φ = 3525900.

The previous prime is 3530299. The next prime is 3530323. The reversal of 3530309 is 9030353.

It is a happy number.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3530309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3530369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629 + ... + 2730.

It is an arithmetic number, because the mean of its divisors is an integer number (883680).

Almost surely, 2^3530309 is an apocalyptic number.

It is an amenable number.

3530309 is a deficient number, since it is larger than the sum of its proper divisors (4411).

3530309 is a wasteful number, since it uses less digits than its factorization.

3530309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410.

The product of its (nonzero) digits is 1215, while the sum is 23.

The square root of 3530309 is about 1878.9116530588. The cubic root of 3530309 is about 152.2664561058.

The spelling of 3530309 in words is "three million, five hundred thirty thousand, three hundred nine".