826828028 has 12 divisors (see below), whose sum is σ = 1558252920. Its totient is φ = 381612912.

The previous prime is 826828007. The next prime is 826828033. The reversal of 826828028 is 820828628.

It is a self number, because there is not a number n which added to its sum of digits gives 826828028.

It is a congruent number.

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, 7950218 + ... + 7950321.

It is an arithmetic number, because the mean of its divisors is an integer number (129854410).

Almost surely, 2^826828028 is an apocalyptic number.

It is an amenable number.

826828028 is a deficient number, since it is larger than the sum of its proper divisors (731424892).

826828028 is a wasteful number, since it uses less digits than its factorization.

826828028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15900556 (or 15900554 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 44.

The square root of 826828028 is about 28754.6175074543. The cubic root of 826828028 is about 938.5809386315.

The spelling of 826828028 in words is "eight hundred twenty-six million, eight hundred twenty-eight thousand, twenty-eight".