6304213 has 2 divisors, whose sum is σ = 6304214. Its totient is φ = 6304212.

The previous prime is 6304211. The next prime is 6304217. The reversal of 6304213 is 3124036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6265009 + 39204 = 2503^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 6304213 - 2¹ = 6304211 is a prime.

Together with 6304211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6304211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3152106 + 3152107.

It is an arithmetic number, because the mean of its divisors is an integer number (3152107).

Almost surely, 2^6304213 is an apocalyptic number.

It is an amenable number.

6304213 is a deficient number, since it is larger than the sum of its proper divisors (1).

6304213 is an equidigital number, since it uses as much as digits as its factorization.

6304213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 6304213 is about 2510.8191890297. The cubic root of 6304213 is about 184.7326354576.

Adding to 6304213 its reverse (3124036), we get a palindrome (9428249).

The spelling of 6304213 in words is "six million, three hundred four thousand, two hundred thirteen".