6500255 has 4 divisors (see below), whose sum is σ = 7800312. Its totient is φ = 5200200.

The previous prime is 6500251. The next prime is 6500257. The reversal of 6500255 is 5520056.

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

It is not a de Polignac number, because 6500255 - 2² = 6500251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6500255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6500251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650021 + ... + 650030.

It is an arithmetic number, because the mean of its divisors is an integer number (1950078).

Almost surely, 2^6500255 is an apocalyptic number.

6500255 is a deficient number, since it is larger than the sum of its proper divisors (1300057).

6500255 is a wasteful number, since it uses less digits than its factorization.

6500255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300056.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 6500255 is about 2549.5597659204. The cubic root of 6500255 is about 186.6279982970.

The spelling of 6500255 in words is "six million, five hundred thousand, two hundred fifty-five".