6427471 has 2 divisors, whose sum is σ = 6427472. Its totient is φ = 6427470.

The previous prime is 6427459. The next prime is 6427483. The reversal of 6427471 is 1747246.

It is a balanced prime because it is at equal distance from previous prime (6427459) and next prime (6427483).

It is a cyclic number.

It is not a de Polignac number, because 6427471 - 2⁵ = 6427439 is a prime.

It is a super-3 number, since 3×6427471³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6427441) 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 as a sum of consecutive naturals, namely, 3213735 + 3213736.

It is an arithmetic number, because the mean of its divisors is an integer number (3213736).

Almost surely, 2^6427471 is an apocalyptic number.

6427471 is a deficient number, since it is larger than the sum of its proper divisors (1).

6427471 is an equidigital number, since it uses as much as digits as its factorization.

6427471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 31.

The square root of 6427471 is about 2535.2457474572. The cubic root of 6427471 is about 185.9288181009.

The spelling of 6427471 in words is "six million, four hundred twenty-seven thousand, four hundred seventy-one".