3009328645 has 4 divisors (see below), whose sum is σ = 3611194380. Its totient is φ = 2407462912.

The previous prime is 3009328639. The next prime is 3009328691. The reversal of 3009328645 is 5468239003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 980817124 + 2028511521 = 31318^2 + 45039^2 .

It is a cyclic number.

It is not a de Polignac number, because 3009328645 - 2⁵ = 3009328613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3009328598 and 3009328607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300932860 + ... + 300932869.

It is an arithmetic number, because the mean of its divisors is an integer number (902798595).

Almost surely, 2^3009328645 is an apocalyptic number.

It is an amenable number.

3009328645 is a deficient number, since it is larger than the sum of its proper divisors (601865735).

3009328645 is an equidigital number, since it uses as much as digits as its factorization.

3009328645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601865734.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 3009328645 is about 54857.3481404269. The cubic root of 3009328645 is about 1443.7429383912.

The spelling of 3009328645 in words is "three billion, nine million, three hundred twenty-eight thousand, six hundred forty-five".