602689 has 2 divisors, whose sum is σ = 602690. Its totient is φ = 602688.

The previous prime is 602687. The next prime is 602711. The reversal of 602689 is 986206.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588289 + 14400 = 767^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 602689 - 2¹ = 602687 is a prime.

Together with 602687, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 602689.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (602687) 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 as a sum of consecutive naturals, namely, 301344 + 301345.

It is an arithmetic number, because the mean of its divisors is an integer number (301345).

2⁶⁰²⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

602689 is a deficient number, since it is larger than the sum of its proper divisors (1).

602689 is an equidigital number, since it uses as much as digits as its factorization.

602689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 602689 is about 776.3304708692. The cubic root of 602689 is about 84.4690782370.

The spelling of 602689 in words is "six hundred two thousand, six hundred eighty-nine".