6214399 has 2 divisors, whose sum is σ = 6214400. Its totient is φ = 6214398.

The previous prime is 6214363. The next prime is 6214421. The reversal of 6214399 is 9934126.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6214399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6214309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3107199 + 3107200.

It is an arithmetic number, because the mean of its divisors is an integer number (3107200).

Almost surely, 2^6214399 is an apocalyptic number.

6214399 is a deficient number, since it is larger than the sum of its proper divisors (1).

6214399 is an equidigital number, since it uses as much as digits as its factorization.

6214399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 34.

The square root of 6214399 is about 2492.8696315692. The cubic root of 6214399 is about 183.8511615361.

The spelling of 6214399 in words is "six million, two hundred fourteen thousand, three hundred ninety-nine".