812264828 has 48 divisors (see below), whose sum is σ = 1563649920. Its totient is φ = 367481856.

The previous prime is 812264813. The next prime is 812264833. The reversal of 812264828 is 828462218.

812264828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545501 + ... + 546987.

It is an arithmetic number, because the mean of its divisors is an integer number (32576040).

Almost surely, 2^812264828 is an apocalyptic number.

It is an amenable number.

812264828 is a deficient number, since it is larger than the sum of its proper divisors (751385092).

812264828 is a wasteful number, since it uses less digits than its factorization.

812264828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 1812 counting only the distinct ones).

The product of its digits is 98304, while the sum is 41.

The square root of 812264828 is about 28500.2601391636. The cubic root of 812264828 is about 933.0377515821.

The spelling of 812264828 in words is "eight hundred twelve million, two hundred sixty-four thousand, eight hundred twenty-eight".