422234424 has 64 divisors (see below), whose sum is σ = 1177274400. Its totient is φ = 140216832.

The previous prime is 422234401. The next prime is 422234443. The reversal of 422234424 is 424432224.

422234424 is a `hidden beast` number, since 4 + 2 + 2 + 234 + 424 = 666.

It is a super-2 number, since 2×422234424² = 356563817621223552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 56304 + ... + 63360.

Almost surely, 2^422234424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422234424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588637200).

422234424 is an abundant number, since it is smaller than the sum of its proper divisors (755039976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422234424 is a wasteful number, since it uses less digits than its factorization.

422234424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349 (or 7339 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 422234424 is about 20548.3435828779. The cubic root of 422234424 is about 750.2129315412.

Adding to 422234424 its reverse (424432224), we get a palindrome (846666648).

The spelling of 422234424 in words is "four hundred twenty-two million, two hundred thirty-four thousand, four hundred twenty-four".