6559455 has 32 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 2973312.

The previous prime is 6559451. The next prime is 6559457. The reversal of 6559455 is 5549556.

It is not a de Polignac number, because 6559455 - 2² = 6559451 is a prime.

6559455 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6559451) 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 31 ways as a sum of consecutive naturals, for example, 18621 + ... + 18969.

It is an arithmetic number, because the mean of its divisors is an integer number (378000).

Almost surely, 2^6559455 is an apocalyptic number.

6559455 is a deficient number, since it is larger than the sum of its proper divisors (5536545).

6559455 is a wasteful number, since it uses less digits than its factorization.

6559455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543.

The product of its digits is 135000, while the sum is 39.

The square root of 6559455 is about 2561.1432993880. The cubic root of 6559455 is about 187.1928482274.

The spelling of 6559455 in words is "six million, five hundred fifty-nine thousand, four hundred fifty-five".