812484296 has 16 divisors (see below), whose sum is σ = 1640593500. Its totient is φ = 374992704.

The previous prime is 812484229. The next prime is 812484307. The reversal of 812484296 is 692484218.

It can be written as a sum of positive squares in 2 ways, for example, as 783216196 + 29268100 = 27986^2 + 5410^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 3906071 + ... + 3906278.

Almost surely, 2^812484296 is an apocalyptic number.

It is an amenable number.

812484296 is an abundant number, since it is smaller than the sum of its proper divisors (828109204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

812484296 is a wasteful number, since it uses less digits than its factorization.

812484296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7812368 (or 7812364 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 812484296 is about 28504.1101597647. The cubic root of 812484296 is about 933.1217773343.

The spelling of 812484296 in words is "eight hundred twelve million, four hundred eighty-four thousand, two hundred ninety-six".