255602 has 8 divisors (see below), whose sum is σ = 385776. Its totient is φ = 127012.

The previous prime is 255589. The next prime is 255613. The reversal of 255602 is 206552.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173 + ... + 735.

It is an arithmetic number, because the mean of its divisors is an integer number (48222).

2²⁵⁵⁶⁰² is an apocalyptic number.

255602 is a deficient number, since it is larger than the sum of its proper divisors (130174).

255602 is a wasteful number, since it uses less digits than its factorization.

255602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 255602 is about 505.5709643561. The cubic root of 255602 is about 63.4631195104.

The spelling of 255602 in words is "two hundred fifty-five thousand, six hundred two".