828218432 has 28 divisors (see below), whose sum is σ = 1650894336. Its totient is φ = 412245120.

The previous prime is 828218401. The next prime is 828218441. The reversal of 828218432 is 234812828.

It is a happy number.

It is a super-2 number, since 2×828218432² = 1371891542209077248, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14744 + ... + 43287.

It is an arithmetic number, because the mean of its divisors is an integer number (58960512).

Almost surely, 2^828218432 is an apocalyptic number.

It is an amenable number.

828218432 is a deficient number, since it is larger than the sum of its proper divisors (822675904).

828218432 is a wasteful number, since it uses less digits than its factorization.

828218432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58266 (or 58256 counting only the distinct ones).

The product of its digits is 49152, while the sum is 38.

The square root of 828218432 is about 28778.7844079628. The cubic root of 828218432 is about 939.1067536841.

The spelling of 828218432 in words is "eight hundred twenty-eight million, two hundred eighteen thousand, four hundred thirty-two".