6471963 has 12 divisors (see below), whose sum is σ = 9650368. Its totient is φ = 4175280.

The previous prime is 6471953. The next prime is 6471967. The reversal of 6471963 is 3691746.

6471963 is a `hidden beast` number, since 647 + 1 + 9 + 6 + 3 = 666.

It is not a de Polignac number, because 6471963 - 2¹³ = 6463771 is a prime.

It is a Duffinian number.

6471963 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6471967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11320 + ... + 11877.

Almost surely, 2^6471963 is an apocalyptic number.

6471963 is a deficient number, since it is larger than the sum of its proper divisors (3178405).

6471963 is a wasteful number, since it uses less digits than its factorization.

6471963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23234 (or 23231 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 6471963 is about 2544.0053065982. The cubic root of 6471963 is about 186.3568418412.

It can be divided in two parts, 64 and 71963, that added together give a palindrome (72027).

The spelling of 6471963 in words is "six million, four hundred seventy-one thousand, nine hundred sixty-three".