606506 has 8 divisors (see below), whose sum is σ = 941220. Its totient is φ = 292768.

The previous prime is 606503. The next prime is 606521. The reversal of 606506 is 605606.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 570025 + 36481 = 755^2 + 191^2 .

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 606506.

It is not an unprimeable number, because it can be changed into a prime (606503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5171 + ... + 5286.

2⁶⁰⁶⁵⁰⁶ is an apocalyptic number.

606506 is a deficient number, since it is larger than the sum of its proper divisors (334714).

606506 is a wasteful number, since it uses less digits than its factorization.

606506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10488.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 606506 is about 778.7849510616. The cubic root of 606506 is about 84.6470252935.

Subtracting from 606506 its reverse (605606), we obtain a square (900 = 30²).

The spelling of 606506 in words is "six hundred six thousand, five hundred six".