422340424 has 16 divisors (see below), whose sum is σ = 863878320. Its totient is φ = 191972880.

The previous prime is 422340419. The next prime is 422340439. The reversal of 422340424 is 424043224.

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 3 ways as a sum of consecutive naturals, for example, 2399574 + ... + 2399749.

It is an arithmetic number, because the mean of its divisors is an integer number (53992395).

Almost surely, 2^422340424 is an apocalyptic number.

422340424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422340424 is an abundant number, since it is smaller than the sum of its proper divisors (441537896).

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

422340424 is a wasteful number, since it uses less digits than its factorization.

422340424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799340 (or 4799336 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 422340424 is about 20550.9227043459. The cubic root of 422340424 is about 750.2757054511.

Adding to 422340424 its reverse (424043224), we get a palindrome (846383648).

The spelling of 422340424 in words is "four hundred twenty-two million, three hundred forty thousand, four hundred twenty-four".