422776828 has 24 divisors (see below), whose sum is σ = 786842000. Its totient is φ = 198194688.

The previous prime is 422776807. The next prime is 422776843. The reversal of 422776828 is 828677224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21303 + ... + 36046.

Almost surely, 2^422776828 is an apocalyptic number.

It is an amenable number.

422776828 is a deficient number, since it is larger than the sum of its proper divisors (364065172).

422776828 is a wasteful number, since it uses less digits than its factorization.

422776828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57469 (or 57467 counting only the distinct ones).

The product of its digits is 602112, while the sum is 46.

The square root of 422776828 is about 20561.5375884198. The cubic root of 422776828 is about 750.5340362427.

The spelling of 422776828 in words is "four hundred twenty-two million, seven hundred seventy-six thousand, eight hundred twenty-eight".