6368393 has 2 divisors, whose sum is σ = 6368394. Its totient is φ = 6368392.

The previous prime is 6368389. The next prime is 6368413. The reversal of 6368393 is 3938636.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5004169 + 1364224 = 2237^2 + 1168^2 .

It is a cyclic number.

It is not a de Polignac number, because 6368393 - 2² = 6368389 is a prime.

It is a super-3 number, since 3×6368393³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (6368333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3184196 + 3184197.

It is an arithmetic number, because the mean of its divisors is an integer number (3184197).

Almost surely, 2^6368393 is an apocalyptic number.

It is an amenable number.

6368393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6368393 is an equidigital number, since it uses as much as digits as its factorization.

6368393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 6368393 is about 2523.5675144525. The cubic root of 6368393 is about 185.3574098626.

The spelling of 6368393 in words is "six million, three hundred sixty-eight thousand, three hundred ninety-three".