8242878743 has 16 divisors (see below), whose sum is σ = 9218603520. Its totient is φ = 7305163200.

The previous prime is 8242878733. The next prime is 8242878779. The reversal of 8242878743 is 3478782428.

It is a cyclic number.

It is not a de Polignac number, because 8242878743 - 2⁴ = 8242878727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8242878733) 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, 651746 + ... + 664272.

It is an arithmetic number, because the mean of its divisors is an integer number (576162720).

Almost surely, 2^8242878743 is an apocalyptic number.

8242878743 is a deficient number, since it is larger than the sum of its proper divisors (975724777).

8242878743 is a wasteful number, since it uses less digits than its factorization.

8242878743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14038.

The product of its digits is 4816896, while the sum is 53.

The square root of 8242878743 is about 90790.3009302205. The cubic root of 8242878743 is about 2020.0384548932.

The spelling of 8242878743 in words is "eight billion, two hundred forty-two million, eight hundred seventy-eight thousand, seven hundred forty-three".