868272843 has 16 divisors (see below), whose sum is σ = 1164250656. Its totient is φ = 575581440.

The previous prime is 868272833. The next prime is 868272857. The reversal of 868272843 is 348272868.

It is a happy number.

868272843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 868272843 - 2¹⁰ = 868271819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 868272792 and 868272801.

It is not an unprimeable number, because it can be changed into a prime (868272833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631705 + ... + 633077.

It is an arithmetic number, because the mean of its divisors is an integer number (72765666).

Almost surely, 2^868272843 is an apocalyptic number.

868272843 is a deficient number, since it is larger than the sum of its proper divisors (295977813).

868272843 is a wasteful number, since it uses less digits than its factorization.

868272843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414.

The product of its digits is 1032192, while the sum is 48.

The square root of 868272843 is about 29466.4698089201. The cubic root of 868272843 is about 954.0081230712.

The spelling of 868272843 in words is "eight hundred sixty-eight million, two hundred seventy-two thousand, eight hundred forty-three".