606256 has 20 divisors (see below), whose sum is σ = 1342672. Its totient is φ = 259776.

The previous prime is 606251. The next prime is 606299. The reversal of 606256 is 652606.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 606256.

It is not an unprimeable number, because it can be changed into a prime (606251) by changing a digit.

606256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2595 + ... + 2818.

2⁶⁰⁶²⁵⁶ is an apocalyptic number.

It is an amenable number.

606256 is an abundant number, since it is smaller than the sum of its proper divisors (736416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606256 is a wasteful number, since it uses less digits than its factorization.

606256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5428 (or 5422 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 606256 is about 778.6244280781. The cubic root of 606256 is about 84.6353932763.

The spelling of 606256 in words is "six hundred six thousand, two hundred fifty-six".