4209843268 has 12 divisors (see below), whose sum is σ = 7368793852. Its totient is φ = 2104473600.

The previous prime is 4209843259. The next prime is 4209843269. The reversal of 4209843268 is 8623489024.

It can be written as a sum of positive squares in 2 ways, for example, as 1259398144 + 2950445124 = 35488^2 + 54318^2 .

It is a super-2 number, since 2×4209843268² = 35445560682249839648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4209843269) 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 3 ways as a sum of consecutive naturals, for example, 90405 + ... + 128812.

Almost surely, 2^4209843268 is an apocalyptic number.

It is an amenable number.

4209843268 is a deficient number, since it is larger than the sum of its proper divisors (3158950584).

4209843268 is a wasteful number, since it uses less digits than its factorization.

4209843268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224022 (or 224020 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 4209843268 is about 64883.3050021344. The cubic root of 4209843268 is about 1614.6880920520.

The spelling of 4209843268 in words is "four billion, two hundred nine million, eight hundred forty-three thousand, two hundred sixty-eight".