6441463 has 4 divisors (see below), whose sum is σ = 7361680. Its totient is φ = 5521248.

The previous prime is 6441439. The next prime is 6441467. The reversal of 6441463 is 3641446.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6441463 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 (6441467) 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 in 3 ways as a sum of consecutive naturals, for example, 460098 + ... + 460111.

It is an arithmetic number, because the mean of its divisors is an integer number (1840420).

Almost surely, 2^6441463 is an apocalyptic number.

6441463 is a deficient number, since it is larger than the sum of its proper divisors (920217).

6441463 is an equidigital number, since it uses as much as digits as its factorization.

6441463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920216.

The product of its digits is 6912, while the sum is 28.

The square root of 6441463 is about 2538.0037431020. The cubic root of 6441463 is about 186.0636368370.

The spelling of 6441463 in words is "six million, four hundred forty-one thousand, four hundred sixty-three".