255802 has 8 divisors (see below), whose sum is σ = 388800. Its totient is φ = 126204.

The previous prime is 255767. The next prime is 255803. The reversal of 255802 is 208552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (255803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652 + ... + 967.

It is an arithmetic number, because the mean of its divisors is an integer number (48600).

2²⁵⁵⁸⁰² is an apocalyptic number.

255802 is a deficient number, since it is larger than the sum of its proper divisors (132998).

255802 is a wasteful number, since it uses less digits than its factorization.

255802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 255802 is about 505.7687218482. The cubic root of 255802 is about 63.4796677832.

The spelling of 255802 in words is "two hundred fifty-five thousand, eight hundred two".