6468461 has 2 divisors, whose sum is σ = 6468462. Its totient is φ = 6468460.

The previous prime is 6468443. The next prime is 6468463. The reversal of 6468461 is 1648646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6405961 + 62500 = 2531^2 + 250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6468461 is a prime.

Together with 6468463, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6468463) 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, 3234230 + 3234231.

It is an arithmetic number, because the mean of its divisors is an integer number (3234231).

Almost surely, 2^6468461 is an apocalyptic number.

It is an amenable number.

6468461 is a deficient number, since it is larger than the sum of its proper divisors (1).

6468461 is an equidigital number, since it uses as much as digits as its factorization.

6468461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 35.

The square root of 6468461 is about 2543.3169287370. The cubic root of 6468461 is about 186.3232230145.

The spelling of 6468461 in words is "six million, four hundred sixty-eight thousand, four hundred sixty-one".