2002349 has 2 divisors, whose sum is σ = 2002350. Its totient is φ = 2002348.

The previous prime is 2002339. The next prime is 2002361. The reversal of 2002349 is 9432002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1737124 + 265225 = 1318^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002349 - 2⁴ = 2002333 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002339) 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 as a sum of consecutive naturals, namely, 1001174 + 1001175.

It is an arithmetic number, because the mean of its divisors is an integer number (1001175).

2^2002349 is an apocalyptic number.

It is an amenable number.

2002349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002349 is an equidigital number, since it uses as much as digits as its factorization.

2002349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2002349 is about 1415.0438155760. The cubic root of 2002349 is about 126.0414116001.

The spelling of 2002349 in words is "two million, two thousand, three hundred forty-nine".