606857243 has 2 divisors, whose sum is σ = 606857244. Its totient is φ = 606857242.

The previous prime is 606857213. The next prime is 606857267. The reversal of 606857243 is 342758606.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 606857243 - 2⁶ = 606857179 is a prime.

It is a super-2 number, since 2×606857243² = 736551426763122098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 606857243.

It is not a weakly prime, because it can be changed into another prime (606857213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303428621 + 303428622.

It is an arithmetic number, because the mean of its divisors is an integer number (303428622).

Almost surely, 2^606857243 is an apocalyptic number.

606857243 is a deficient number, since it is larger than the sum of its proper divisors (1).

606857243 is an equidigital number, since it uses as much as digits as its factorization.

606857243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 606857243 is about 24634.4726552041. The cubic root of 606857243 is about 846.6336255284.

The spelling of 606857243 in words is "six hundred six million, eight hundred fifty-seven thousand, two hundred forty-three".