605597 has 2 divisors, whose sum is σ = 605598. Its totient is φ = 605596.

The previous prime is 605593. The next prime is 605599. The reversal of 605597 is 795506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 454276 + 151321 = 674^2 + 389^2 .

It is a cyclic number.

It is not a de Polignac number, because 605597 - 2² = 605593 is a prime.

It is a super-3 number, since 3×605597³ = 666303968610333519, which contains 333 as substring.

Together with 605599, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302798 + 302799.

It is an arithmetic number, because the mean of its divisors is an integer number (302799).

2⁶⁰⁵⁵⁹⁷ is an apocalyptic number.

It is an amenable number.

605597 is a deficient number, since it is larger than the sum of its proper divisors (1).

605597 is an equidigital number, since it uses as much as digits as its factorization.

605597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 605597 is about 778.2011308139. The cubic root of 605597 is about 84.6047159467.

The spelling of 605597 in words is "six hundred five thousand, five hundred ninety-seven".