828073616 has 20 divisors (see below), whose sum is σ = 1647755772. Its totient is φ = 402846336.

The previous prime is 828073613. The next prime is 828073633. The reversal of 828073616 is 616370828.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 603193600 + 224880016 = 24560^2 + 14996^2 .

It is not an unprimeable number, because it can be changed into a prime (828073613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698795 + ... + 699978.

Almost surely, 2^828073616 is an apocalyptic number.

It is an amenable number.

828073616 is a deficient number, since it is larger than the sum of its proper divisors (819682156).

828073616 is a wasteful number, since it uses less digits than its factorization.

828073616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398818 (or 1398812 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 828073616 is about 28776.2682778709. The cubic root of 828073616 is about 939.0520154630.

The spelling of 828073616 in words is "eight hundred twenty-eight million, seventy-three thousand, six hundred sixteen".