605306 has 16 divisors (see below), whose sum is σ = 1010688. Its totient is φ = 270000.

The previous prime is 605261. The next prime is 605309. The reversal of 605306 is 603506.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (605309) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 431 + ... + 1181.

It is an arithmetic number, because the mean of its divisors is an integer number (63168).

2⁶⁰⁵³⁰⁶ is an apocalyptic number.

605306 is a deficient number, since it is larger than the sum of its proper divisors (405382).

605306 is a wasteful number, since it uses less digits than its factorization.

605306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 605306 is about 778.0141386890. The cubic root of 605306 is about 84.5911624247.

The spelling of 605306 in words is "six hundred five thousand, three hundred six".