3045309 has 8 divisors (see below), whose sum is σ = 4068480. Its totient is φ = 2026176.

The previous prime is 3045293. The next prime is 3045311. The reversal of 3045309 is 9035403.

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

It is not a de Polignac number, because 3045309 - 2⁴ = 3045293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3045379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2412 + ... + 3450.

It is an arithmetic number, because the mean of its divisors is an integer number (508560).

Almost surely, 2^3045309 is an apocalyptic number.

It is an amenable number.

3045309 is a deficient number, since it is larger than the sum of its proper divisors (1023171).

3045309 is a wasteful number, since it uses less digits than its factorization.

3045309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3045309 is about 1745.0813734608. The cubic root of 3045309 is about 144.9474085929.

The spelling of 3045309 in words is "three million, forty-five thousand, three hundred nine".