255559259 has 4 divisors (see below), whose sum is σ = 262466304. Its totient is φ = 248652216.

The previous prime is 255559247. The next prime is 255559261. The reversal of 255559259 is 952955552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255559259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255559219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3453467 + ... + 3453540.

It is an arithmetic number, because the mean of its divisors is an integer number (65616576).

Almost surely, 2^255559259 is an apocalyptic number.

255559259 is a deficient number, since it is larger than the sum of its proper divisors (6907045).

255559259 is an equidigital number, since it uses as much as digits as its factorization.

255559259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6907044.

The product of its digits is 1012500, while the sum is 47.

The square root of 255559259 is about 15986.2209105217. The cubic root of 255559259 is about 634.5958194238.

The spelling of 255559259 in words is "two hundred fifty-five million, five hundred fifty-nine thousand, two hundred fifty-nine".