6476749 has 2 divisors, whose sum is σ = 6476750. Its totient is φ = 6476748.

The previous prime is 6476699. The next prime is 6476753. The reversal of 6476749 is 9476746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6375625 + 101124 = 2525^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 6476749 - 2⁷ = 6476621 is a prime.

It is a d-powerful number, because it can be written as 6 + 4² + 7⁷ + 6⁶ + 7⁷ + 4² + 9⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6476849) 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, 3238374 + 3238375.

It is an arithmetic number, because the mean of its divisors is an integer number (3238375).

Almost surely, 2^6476749 is an apocalyptic number.

It is an amenable number.

6476749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6476749 is an equidigital number, since it uses as much as digits as its factorization.

6476749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 6476749 is about 2544.9457754538. The cubic root of 6476749 is about 186.4027673243.

It can be divided in two parts, 6476 and 749, that added together give a square (7225 = 85²).

The spelling of 6476749 in words is "six million, four hundred seventy-six thousand, seven hundred forty-nine".