6449413 has 2 divisors, whose sum is σ = 6449414. Its totient is φ = 6449412.

The previous prime is 6449363. The next prime is 6449419. The reversal of 6449413 is 3149446.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5560164 + 889249 = 2358^2 + 943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6449413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6449419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3224706 + 3224707.

It is an arithmetic number, because the mean of its divisors is an integer number (3224707).

Almost surely, 2^6449413 is an apocalyptic number.

It is an amenable number.

6449413 is a deficient number, since it is larger than the sum of its proper divisors (1).

6449413 is an equidigital number, since it uses as much as digits as its factorization.

6449413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 6449413 is about 2539.5694516985. The cubic root of 6449413 is about 186.1401514315.

The spelling of 6449413 in words is "six million, four hundred forty-nine thousand, four hundred thirteen".