828492473 has 6 divisors (see below), whose sum is σ = 874392714. Its totient is φ = 784887264.

The previous prime is 828492463. The next prime is 828492491. The reversal of 828492473 is 374294828.

828492473 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 only one way, i.e., 695482384 + 133010089 = 26372^2 + 11533^2 .

It is not a de Polignac number, because 828492473 - 2⁶ = 828492409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (828492443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1147136 + ... + 1147857.

It is an arithmetic number, because the mean of its divisors is an integer number (145732119).

Almost surely, 2^828492473 is an apocalyptic number.

It is an amenable number.

828492473 is a deficient number, since it is larger than the sum of its proper divisors (45900241).

828492473 is a wasteful number, since it uses less digits than its factorization.

828492473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295031 (or 2295012 counting only the distinct ones).

The product of its digits is 774144, while the sum is 47.

The square root of 828492473 is about 28783.5451777574. The cubic root of 828492473 is about 939.2103195087.

The spelling of 828492473 in words is "eight hundred twenty-eight million, four hundred ninety-two thousand, four hundred seventy-three".