606789493 has 2 divisors, whose sum is σ = 606789494. Its totient is φ = 606789492.

The previous prime is 606789481. The next prime is 606789497. The reversal of 606789493 is 394987606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308950929 + 297838564 = 17577^2 + 17258^2 .

It is a cyclic number.

It is not a de Polignac number, because 606789493 - 2¹⁷ = 606658421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 606789493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606789497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303394746 + 303394747.

It is an arithmetic number, because the mean of its divisors is an integer number (303394747).

Almost surely, 2^606789493 is an apocalyptic number.

It is an amenable number.

606789493 is a deficient number, since it is larger than the sum of its proper divisors (1).

606789493 is an equidigital number, since it uses as much as digits as its factorization.

606789493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 606789493 is about 24633.0975112754. The cubic root of 606789493 is about 846.6021180838.

The spelling of 606789493 in words is "six hundred six million, seven hundred eighty-nine thousand, four hundred ninety-three".