422340204340 has 48 divisors (see below), whose sum is σ = 932763267072. Its totient is φ = 160318642176.

The previous prime is 422340204311. The next prime is 422340204347. The reversal of 422340204340 is 43402043224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 422340204299 and 422340204308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422340204347) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3556269 + ... + 3673108.

It is an arithmetic number, because the mean of its divisors is an integer number (19432568064).

Almost surely, 2^422340204340 is an apocalyptic number.

It is an amenable number.

422340204340 is an abundant number, since it is smaller than the sum of its proper divisors (510423062732).

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

422340204340 is a wasteful number, since it uses less digits than its factorization.

422340204340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7229536 (or 7229534 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 422340204340 its reverse (43402043224), we get a palindrome (465742247564).

The spelling of 422340204340 in words is "four hundred twenty-two billion, three hundred forty million, two hundred four thousand, three hundred forty".