605704669 has 2 divisors, whose sum is σ = 605704670. Its totient is φ = 605704668.

The previous prime is 605704661. The next prime is 605704681. The reversal of 605704669 is 966407506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 545456025 + 60248644 = 23355^2 + 7762^2 .

It is a cyclic number.

It is not a de Polignac number, because 605704669 - 2³ = 605704661 is a prime.

It is a super-2 number, since 2×605704669² = 733756292096799122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605704661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302852334 + 302852335.

It is an arithmetic number, because the mean of its divisors is an integer number (302852335).

Almost surely, 2^605704669 is an apocalyptic number.

It is an amenable number.

605704669 is a deficient number, since it is larger than the sum of its proper divisors (1).

605704669 is an equidigital number, since it uses as much as digits as its factorization.

605704669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 605704669 is about 24611.0680182718. The cubic root of 605704669 is about 846.0972960285.

The spelling of 605704669 in words is "six hundred five million, seven hundred four thousand, six hundred sixty-nine".