828875428 has 12 divisors (see below), whose sum is σ = 1451640960. Its totient is φ = 414120872.

The previous prime is 828875413. The next prime is 828875429. The reversal of 828875428 is 824578828.

It is not an unprimeable number, because it can be changed into a prime (828875429) 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, 73276 + ... + 83827.

It is an arithmetic number, because the mean of its divisors is an integer number (120970080).

Almost surely, 2^828875428 is an apocalyptic number.

It is an amenable number.

828875428 is a deficient number, since it is larger than the sum of its proper divisors (622765532).

828875428 is a wasteful number, since it uses less digits than its factorization.

828875428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158426 (or 158424 counting only the distinct ones).

The product of its digits is 2293760, while the sum is 52.

The square root of 828875428 is about 28790.1967343052. The cubic root of 828875428 is about 939.3550079624.

The spelling of 828875428 in words is "eight hundred twenty-eight million, eight hundred seventy-five thousand, four hundred twenty-eight".