2843240243 has 16 divisors (see below), whose sum is σ = 3144052800. Its totient is φ = 2561771520.

The previous prime is 2843240233. The next prime is 2843240261. The reversal of 2843240243 is 3420423482.

It is a cyclic number.

It is not a de Polignac number, because 2843240243 - 2²² = 2839045939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2843240233) 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 15 ways as a sum of consecutive naturals, for example, 24638 + ... + 79331.

It is an arithmetic number, because the mean of its divisors is an integer number (196503300).

Almost surely, 2^2843240243 is an apocalyptic number.

2843240243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2843240243 is a deficient number, since it is larger than the sum of its proper divisors (300812557).

2843240243 is a wasteful number, since it uses less digits than its factorization.

2843240243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104062.

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 2843240243 is about 53322.0427496922. The cubic root of 2843240243 is about 1416.6781179297.

The spelling of 2843240243 in words is "two billion, eight hundred forty-three million, two hundred forty thousand, two hundred forty-three".