2268929647 has 2 divisors, whose sum is σ = 2268929648. Its totient is φ = 2268929646.

The previous prime is 2268929639. The next prime is 2268929659. The reversal of 2268929647 is 7469298622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2268929647 - 2³ = 2268929639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2268929687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134464823 + 1134464824.

It is an arithmetic number, because the mean of its divisors is an integer number (1134464824).

Almost surely, 2^2268929647 is an apocalyptic number.

2268929647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2268929647 is an equidigital number, since it uses as much as digits as its factorization.

2268929647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 55.

The square root of 2268929647 is about 47633.2829752475. The cubic root of 2268929647 is about 1314.0352327367.

The spelling of 2268929647 in words is "two billion, two hundred sixty-eight million, nine hundred twenty-nine thousand, six hundred forty-seven".