828862816 has 12 divisors (see below), whose sum is σ = 1631823732. Its totient is φ = 414431392.

The previous prime is 828862763. The next prime is 828862819. The reversal of 828862816 is 618268828.

It is a self number, because there is not a number n which added to its sum of digits gives 828862816.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828862819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12950950 + ... + 12951013.

It is an arithmetic number, because the mean of its divisors is an integer number (135985311).

Almost surely, 2^828862816 is an apocalyptic number.

It is an amenable number.

828862816 is a deficient number, since it is larger than the sum of its proper divisors (802960916).

828862816 is a wasteful number, since it uses less digits than its factorization.

828862816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25901973 (or 25901965 counting only the distinct ones).

The product of its digits is 589824, while the sum is 49.

The square root of 828862816 is about 28789.9777005818. The cubic root of 828862816 is about 939.3502435933.

The spelling of 828862816 in words is "eight hundred twenty-eight million, eight hundred sixty-two thousand, eight hundred sixteen".