203255 has 16 divisors (see below), whose sum is σ = 272160. Its totient is φ = 144768.

The previous prime is 203249. The next prime is 203279. The reversal of 203255 is 552302.

It is not a de Polignac number, because 203255 - 2⁸ = 202999 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 203255.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3416 + ... + 3474.

It is an arithmetic number, because the mean of its divisors is an integer number (17010).

2²⁰³²⁵⁵ is an apocalyptic number.

203255 is a deficient number, since it is larger than the sum of its proper divisors (68905).

203255 is a wasteful number, since it uses less digits than its factorization.

203255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 203255 is about 450.8381084159. The cubic root of 203255 is about 58.7959049703.

Adding to 203255 its reverse (552302), we get a palindrome (755557).

The spelling of 203255 in words is "two hundred three thousand, two hundred fifty-five".