422442424 has 8 divisors (see below), whose sum is σ = 792079560. Its totient is φ = 211221208.

The previous prime is 422442407. The next prime is 422442443. The reversal of 422442424 is 424244224.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 422442392 and 422442401.

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 as a sum of consecutive naturals, namely, 26402644 + ... + 26402659.

It is an arithmetic number, because the mean of its divisors is an integer number (99009945).

Almost surely, 2^422442424 is an apocalyptic number.

It is an amenable number.

422442424 is a deficient number, since it is larger than the sum of its proper divisors (369637136).

422442424 is a wasteful number, since it uses less digits than its factorization.

422442424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52805309 (or 52805305 counting only the distinct ones).

The product of its digits is 16384, while the sum is 28.

The square root of 422442424 is about 20553.4041949260. The cubic root of 422442424 is about 750.3361006186.

Adding to 422442424 its reverse (424244224), we get a palindrome (846686648).

The spelling of 422442424 in words is "four hundred twenty-two million, four hundred forty-two thousand, four hundred twenty-four".