828812726 has 16 divisors (see below), whose sum is σ = 1430234880. Its totient is φ = 352852200.

The previous prime is 828812723. The next prime is 828812741. The reversal of 828812726 is 627218828.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828812723) 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 7 ways as a sum of consecutive naturals, for example, 193916 + ... + 198143.

It is an arithmetic number, because the mean of its divisors is an integer number (89389680).

Almost surely, 2^828812726 is an apocalyptic number.

828812726 is a deficient number, since it is larger than the sum of its proper divisors (601422154).

828812726 is a wasteful number, since it uses less digits than its factorization.

828812726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392219.

The product of its digits is 172032, while the sum is 44.

The square root of 828812726 is about 28789.1077666537. The cubic root of 828812726 is about 939.3313208795.

The spelling of 828812726 in words is "eight hundred twenty-eight million, eight hundred twelve thousand, seven hundred twenty-six".