606251 has 2 divisors, whose sum is σ = 606252. Its totient is φ = 606250.

The previous prime is 606247. The next prime is 606299. The reversal of 606251 is 152606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 606251 - 2² = 606247 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 606251.

It is not a weakly prime, because it can be changed into another prime (606241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303125 + 303126.

It is an arithmetic number, because the mean of its divisors is an integer number (303126).

2⁶⁰⁶²⁵¹ is an apocalyptic number.

606251 is a deficient number, since it is larger than the sum of its proper divisors (1).

606251 is an equidigital number, since it uses as much as digits as its factorization.

606251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 606251 is about 778.6212172809. The cubic root of 606251 is about 84.6351606034.

Adding to 606251 its reverse (152606), we get a palindrome (758857).

The spelling of 606251 in words is "six hundred six thousand, two hundred fifty-one".