6477255 has 24 divisors (see below), whose sum is σ = 11889072. Its totient is φ = 3250944.

The previous prime is 6477253. The next prime is 6477269. The reversal of 6477255 is 5527746.

6477255 is a `hidden beast` number, since 647 + 7 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 6477255 - 2¹ = 6477253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6477253) 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 23 ways as a sum of consecutive naturals, for example, 3469 + ... + 4998.

It is an arithmetic number, because the mean of its divisors is an integer number (495378).

Almost surely, 2^6477255 is an apocalyptic number.

6477255 is a deficient number, since it is larger than the sum of its proper divisors (5411817).

6477255 is a wasteful number, since it uses less digits than its factorization.

6477255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8495 (or 8492 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 6477255 is about 2545.0451862393. The cubic root of 6477255 is about 186.4076214749.

The spelling of 6477255 in words is "six million, four hundred seventy-seven thousand, two hundred fifty-five".