422400424 has 32 divisors (see below), whose sum is σ = 799344000. Its totient is φ = 209252160.

The previous prime is 422400413. The next prime is 422400431. The reversal of 422400424 is 424004224.

It is a junction number, because it is equal to n+sod(n) for n = 422400395 and 422400404.

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 7 ways as a sum of consecutive naturals, for example, 704877 + ... + 705475.

It is an arithmetic number, because the mean of its divisors is an integer number (24979500).

Almost surely, 2^422400424 is an apocalyptic number.

It is an amenable number.

422400424 is a deficient number, since it is larger than the sum of its proper divisors (376943576).

422400424 is a wasteful number, since it uses less digits than its factorization.

422400424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 422400424 is about 20552.3824409726. The cubic root of 422400424 is about 750.3112331977.

Adding to 422400424 its reverse (424004224), we get a palindrome (846404648).

The spelling of 422400424 in words is "four hundred twenty-two million, four hundred thousand, four hundred twenty-four".