6497423 has 4 divisors (see below), whose sum is σ = 6589008. Its totient is φ = 6405840.

The previous prime is 6497399. The next prime is 6497441. The reversal of 6497423 is 3247946.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6497423 - 2⁸ = 6497167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6497453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45686 + ... + 45827.

It is an arithmetic number, because the mean of its divisors is an integer number (1647252).

Almost surely, 2^6497423 is an apocalyptic number.

6497423 is a deficient number, since it is larger than the sum of its proper divisors (91585).

6497423 is an equidigital number, since it uses as much as digits as its factorization.

6497423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91584.

The product of its digits is 36288, while the sum is 35.

The square root of 6497423 is about 2549.0043154142. The cubic root of 6497423 is about 186.6008912955.

The spelling of 6497423 in words is "six million, four hundred ninety-seven thousand, four hundred twenty-three".