6437423 has 2 divisors, whose sum is σ = 6437424. Its totient is φ = 6437422.

The previous prime is 6437413. The next prime is 6437443. The reversal of 6437423 is 3247346.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6437423 - 2¹⁴ = 6421039 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 6⁸ + 4⁹ + 3⁸ + 7⁶ + 4¹¹ + 2 + 3¹¹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6437413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3218711 + 3218712.

It is an arithmetic number, because the mean of its divisors is an integer number (3218712).

Almost surely, 2^6437423 is an apocalyptic number.

6437423 is a deficient number, since it is larger than the sum of its proper divisors (1).

6437423 is an equidigital number, since it uses as much as digits as its factorization.

6437423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 29.

The square root of 6437423 is about 2537.2077171568. The cubic root of 6437423 is about 186.0247298217.

The spelling of 6437423 in words is "six million, four hundred thirty-seven thousand, four hundred twenty-three".