828872843 has 2 divisors, whose sum is σ = 828872844. Its totient is φ = 828872842.

The previous prime is 828872833. The next prime is 828872861. The reversal of 828872843 is 348278828.

It is a happy number.

828872843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 828872843 - 2²⁸ = 560437387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 828872791 and 828872800.

It is not a weakly prime, because it can be changed into another prime (828872833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414436421 + 414436422.

It is an arithmetic number, because the mean of its divisors is an integer number (414436422).

Almost surely, 2^828872843 is an apocalyptic number.

828872843 is a deficient number, since it is larger than the sum of its proper divisors (1).

828872843 is an equidigital number, since it uses as much as digits as its factorization.

828872843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1376256, while the sum is 50.

The square root of 828872843 is about 28790.1518405166. The cubic root of 828872843 is about 939.3540314445.

The spelling of 828872843 in words is "eight hundred twenty-eight million, eight hundred seventy-two thousand, eight hundred forty-three".