2268566829 has 12 divisors (see below), whose sum is σ = 3365381916. Its totient is φ = 1471502592.

The previous prime is 2268566803. The next prime is 2268566849. The reversal of 2268566829 is 9286658622.

It can be written as a sum of positive squares in 2 ways, for example, as 1625944329 + 642622500 = 40323^2 + 25350^2 .

It is not a de Polignac number, because 2268566829 - 2⁹ = 2268566317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2268566849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3405924 + ... + 3406589.

It is an arithmetic number, because the mean of its divisors is an integer number (280448493).

Almost surely, 2^2268566829 is an apocalyptic number.

It is an amenable number.

2268566829 is a deficient number, since it is larger than the sum of its proper divisors (1096815087).

2268566829 is a wasteful number, since it uses less digits than its factorization.

2268566829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812556 (or 6812553 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The square root of 2268566829 is about 47629.4743724933. The cubic root of 2268566829 is about 1313.9651878075.

The spelling of 2268566829 in words is "two billion, two hundred sixty-eight million, five hundred sixty-six thousand, eight hundred twenty-nine".