422505448 has 16 divisors (see below), whose sum is σ = 817752960. Its totient is φ = 204438000.

The previous prime is 422505439. The next prime is 422505463. The reversal of 422505448 is 844505224.

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 3 ways as a sum of consecutive naturals, for example, 851578 + ... + 852073.

It is an arithmetic number, because the mean of its divisors is an integer number (51109560).

Almost surely, 2^422505448 is an apocalyptic number.

It is an amenable number.

422505448 is a deficient number, since it is larger than the sum of its proper divisors (395247512).

422505448 is a wasteful number, since it uses less digits than its factorization.

422505448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703688 (or 1703684 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 34.

The square root of 422505448 is about 20554.9373144264. The cubic root of 422505448 is about 750.3734128677.

The spelling of 422505448 in words is "four hundred twenty-two million, five hundred five thousand, four hundred forty-eight".