2421209267 has 2 divisors, whose sum is σ = 2421209268. Its totient is φ = 2421209266.

The previous prime is 2421209233. The next prime is 2421209317. The reversal of 2421209267 is 7629021242.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421209267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421209867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210604633 + 1210604634.

It is an arithmetic number, because the mean of its divisors is an integer number (1210604634).

Almost surely, 2^2421209267 is an apocalyptic number.

2421209267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421209267 is an equidigital number, since it uses as much as digits as its factorization.

2421209267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 2421209267 is about 49205.7848936484. The cubic root of 2421209267 is about 1342.7982785753.

The spelling of 2421209267 in words is "two billion, four hundred twenty-one million, two hundred nine thousand, two hundred sixty-seven".