255950 has 12 divisors (see below), whose sum is σ = 476160. Its totient is φ = 102360.

The previous prime is 255947. The next prime is 255961. The reversal of 255950 is 59552.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2510 + ... + 2609.

It is an arithmetic number, because the mean of its divisors is an integer number (39680).

2²⁵⁵⁹⁵⁰ is an apocalyptic number.

255950 is a deficient number, since it is larger than the sum of its proper divisors (220210).

255950 is a wasteful number, since it uses less digits than its factorization.

255950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131 (or 5126 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 255950 is about 505.9150126256. The cubic root of 255950 is about 63.4919079527.

The spelling of 255950 in words is "two hundred fifty-five thousand, nine hundred fifty".