255650 has 12 divisors (see below), whose sum is σ = 475602. Its totient is φ = 102240.

The previous prime is 255649. The next prime is 255653. The reversal of 255650 is 56552.

It can be written as a sum of positive squares in 3 ways, for example, as 104329 + 151321 = 323^2 + 389^2 .

It is not an unprimeable number, because it can be changed into a prime (255653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2507 + ... + 2606.

2²⁵⁵⁶⁵⁰ is an apocalyptic number.

255650 is a deficient number, since it is larger than the sum of its proper divisors (219952).

255650 is a wasteful number, since it uses less digits than its factorization.

255650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5125 (or 5120 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 255650 is about 505.6184332083. The cubic root of 255650 is about 63.4670918829.

The spelling of 255650 in words is "two hundred fifty-five thousand, six hundred fifty".