605249 has 2 divisors, whose sum is σ = 605250. Its totient is φ = 605248.

The previous prime is 605239. The next prime is 605257. The reversal of 605249 is 942506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 600625 + 4624 = 775^2 + 68^2 .

It is a cyclic number.

It is not a de Polignac number, because 605249 - 2⁴ = 605233 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (605239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302624 + 302625.

It is an arithmetic number, because the mean of its divisors is an integer number (302625).

2⁶⁰⁵²⁴⁹ is an apocalyptic number.

It is an amenable number.

605249 is a deficient number, since it is larger than the sum of its proper divisors (1).

605249 is an equidigital number, since it uses as much as digits as its factorization.

605249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 605249 is about 777.9775061016. The cubic root of 605249 is about 84.5885071023.

The spelling of 605249 in words is "six hundred five thousand, two hundred forty-nine".