255902359 has 4 divisors (see below), whose sum is σ = 256083616. Its totient is φ = 255721104.

The previous prime is 255902329. The next prime is 255902369. The reversal of 255902359 is 953209552.

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

It is a cyclic number.

It is not a de Polignac number, because 255902359 - 2⁵ = 255902327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255902329) 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 3 ways as a sum of consecutive naturals, for example, 88494 + ... + 91339.

It is an arithmetic number, because the mean of its divisors is an integer number (64020904).

Almost surely, 2^255902359 is an apocalyptic number.

255902359 is a deficient number, since it is larger than the sum of its proper divisors (181257).

255902359 is a wasteful number, since it uses less digits than its factorization.

255902359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181256.

The product of its (nonzero) digits is 121500, while the sum is 40.

The square root of 255902359 is about 15996.9484277471. The cubic root of 255902359 is about 634.8796837373.

The spelling of 255902359 in words is "two hundred fifty-five million, nine hundred two thousand, three hundred fifty-nine".