606653 has 2 divisors, whose sum is σ = 606654. Its totient is φ = 606652.

The previous prime is 606649. The next prime is 606659. The reversal of 606653 is 356606.

606653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 605284 + 1369 = 778^2 + 37^2 .

It is a cyclic number.

It is not a de Polignac number, because 606653 - 2² = 606649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303326 + 303327.

It is an arithmetic number, because the mean of its divisors is an integer number (303327).

2⁶⁰⁶⁶⁵³ is an apocalyptic number.

It is an amenable number.

606653 is a deficient number, since it is larger than the sum of its proper divisors (1).

606653 is an equidigital number, since it uses as much as digits as its factorization.

606653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 606653 is about 778.8793231304. The cubic root of 606653 is about 84.6538634273.

Subtracting from 606653 its reverse (356606), we obtain a cube (250047 = 63³).

The spelling of 606653 in words is "six hundred six thousand, six hundred fifty-three".