828865195 has 8 divisors (see below), whose sum is σ = 995328720. Its totient is φ = 662631840.

The previous prime is 828865189. The next prime is 828865199. The reversal of 828865195 is 591568828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 828865195 - 2⁷ = 828865067 is a prime.

It is a super-2 number, since 2×828865195² = 1374035022964776050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (828865199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49516 + ... + 64105.

It is an arithmetic number, because the mean of its divisors is an integer number (124416090).

Almost surely, 2^828865195 is an apocalyptic number.

828865195 is a deficient number, since it is larger than the sum of its proper divisors (166463525).

828865195 is a wasteful number, since it uses less digits than its factorization.

828865195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115085.

The product of its digits is 1382400, while the sum is 52.

The square root of 828865195 is about 28790.0190170135. The cubic root of 828865195 is about 939.3511422994.

The spelling of 828865195 in words is "eight hundred twenty-eight million, eight hundred sixty-five thousand, one hundred ninety-five".