823872484 has 12 divisors (see below), whose sum is σ = 1491493500. Its totient is φ = 397731488.

The previous prime is 823872481. The next prime is 823872503. The reversal of 823872484 is 484278328.

823872484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 321126400 + 502746084 = 17920^2 + 22422^2 .

It is not an unprimeable number, because it can be changed into a prime (823872481) 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, 3551059 + ... + 3551290.

It is an arithmetic number, because the mean of its divisors is an integer number (124291125).

Almost surely, 2^823872484 is an apocalyptic number.

It is an amenable number.

823872484 is a deficient number, since it is larger than the sum of its proper divisors (667621016).

823872484 is a wasteful number, since it uses less digits than its factorization.

823872484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102382 (or 7102380 counting only the distinct ones).

The product of its digits is 688128, while the sum is 46.

The square root of 823872484 is about 28703.1789877010. The cubic root of 823872484 is about 937.4612664056.

The spelling of 823872484 in words is "eight hundred twenty-three million, eight hundred seventy-two thousand, four hundred eighty-four".