6242609 has 2 divisors, whose sum is σ = 6242610. Its totient is φ = 6242608.

The previous prime is 6242597. The next prime is 6242633. The reversal of 6242609 is 9062426.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5626384 + 616225 = 2372^2 + 785^2 .

It is a cyclic number.

It is not a de Polignac number, because 6242609 - 2¹² = 6238513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6242669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121304 + 3121305.

It is an arithmetic number, because the mean of its divisors is an integer number (3121305).

Almost surely, 2^6242609 is an apocalyptic number.

It is an amenable number.

6242609 is a deficient number, since it is larger than the sum of its proper divisors (1).

6242609 is an equidigital number, since it uses as much as digits as its factorization.

6242609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6242609 is about 2498.5213627264. The cubic root of 6242609 is about 184.1289364866.

The spelling of 6242609 in words is "six million, two hundred forty-two thousand, six hundred nine".