3002309 has 4 divisors (see below), whose sum is σ = 3013740. Its totient is φ = 2990880.

The previous prime is 3002281. The next prime is 3002327. The reversal of 3002309 is 9032003.

It is a happy number.

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 122500 + 2879809 = 350^2 + 1697^2 .

It is a cyclic number.

It is not a de Polignac number, because 3002309 - 2¹² = 2998213 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 (3002369) 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, 5312 + ... + 5849.

It is an arithmetic number, because the mean of its divisors is an integer number (753435).

Almost surely, 2^3002309 is an apocalyptic number.

It is an amenable number.

3002309 is a deficient number, since it is larger than the sum of its proper divisors (11431).

3002309 is a wasteful number, since it uses less digits than its factorization.

3002309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11430.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 3002309 is about 1732.7172302485. The cubic root of 3002309 is about 144.2619492558.

The spelling of 3002309 in words is "three million, two thousand, three hundred nine".