828886131 has 12 divisors (see below), whose sum is σ = 1197708408. Its totient is φ = 552393024.

The previous prime is 828886087. The next prime is 828886139. The reversal of 828886131 is 131688828.

828886131 is a `hidden beast` number, since 8 + 28 + 8 + 8 + 613 + 1 = 666.

It is not a de Polignac number, because 828886131 - 2⁶ = 828886067 is a prime.

It is a super-2 number, since 2×828886131² = 1374104436328298322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (828886139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12811 + ... + 42683.

It is an arithmetic number, because the mean of its divisors is an integer number (99809034).

Almost surely, 2^828886131 is an apocalyptic number.

828886131 is a deficient number, since it is larger than the sum of its proper divisors (368822277).

828886131 is a wasteful number, since it uses less digits than its factorization.

828886131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32962 (or 32959 counting only the distinct ones).

The product of its digits is 147456, while the sum is 45.

The square root of 828886131 is about 28790.3826129491. The cubic root of 828886131 is about 939.3590511407.

The spelling of 828886131 in words is "eight hundred twenty-eight million, eight hundred eighty-six thousand, one hundred thirty-one".