868939268 has 12 divisors (see below), whose sum is σ = 1528524060. Its totient is φ = 432218112.

The previous prime is 868939213. The next prime is 868939273. The reversal of 868939268 is 862939868.

868939268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 564157504 + 304781764 = 23752^2 + 17458^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562013 + ... + 563556.

It is an arithmetic number, because the mean of its divisors is an integer number (127377005).

Almost surely, 2^868939268 is an apocalyptic number.

It is an amenable number.

868939268 is a deficient number, since it is larger than the sum of its proper divisors (659584792).

868939268 is a wasteful number, since it uses less digits than its factorization.

868939268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125766 (or 1125764 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 59.

The square root of 868939268 is about 29477.7758319721. The cubic root of 868939268 is about 954.2521371040.

The spelling of 868939268 in words is "eight hundred sixty-eight million, nine hundred thirty-nine thousand, two hundred sixty-eight".