828528115 has 16 divisors (see below), whose sum is σ = 1031342400. Its totient is φ = 638209152.

The previous prime is 828528089. The next prime is 828528121. The reversal of 828528115 is 511825828.

It is a cyclic number.

It is not a de Polignac number, because 828528115 - 2⁹ = 828527603 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46426 + ... + 61744.

It is an arithmetic number, because the mean of its divisors is an integer number (64458900).

Almost surely, 2^828528115 is an apocalyptic number.

828528115 is a deficient number, since it is larger than the sum of its proper divisors (202814285).

828528115 is a wasteful number, since it uses less digits than its factorization.

828528115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15726.

The product of its digits is 51200, while the sum is 40.

The square root of 828528115 is about 28784.1643095644. The cubic root of 828528115 is about 939.2237876875.

The spelling of 828528115 in words is "eight hundred twenty-eight million, five hundred twenty-eight thousand, one hundred fifteen".