6344407 has 2 divisors, whose sum is σ = 6344408. Its totient is φ = 6344406.

The previous prime is 6344399. The next prime is 6344413. The reversal of 6344407 is 7044436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6344407 - 2³ = 6344399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6344467) 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, 3172203 + 3172204.

It is an arithmetic number, because the mean of its divisors is an integer number (3172204).

Almost surely, 2^6344407 is an apocalyptic number.

6344407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6344407 is an equidigital number, since it uses as much as digits as its factorization.

6344407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 6344407 is about 2518.8106320246. The cubic root of 6344407 is about 185.1244062176.

It can be divided in two parts, 634 and 4407, that added together give a square (5041 = 71²).

The spelling of 6344407 in words is "six million, three hundred forty-four thousand, four hundred seven".