422542332300 has 144 divisors (see below), whose sum is σ = 1333935372672. Its totient is φ = 102416217600.

The previous prime is 422542332257. The next prime is 422542332307. The reversal of 422542332300 is 3233245224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (422542332307) 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 47 ways as a sum of consecutive naturals, for example, 32389579 + ... + 32402621.

It is an arithmetic number, because the mean of its divisors is an integer number (9263440088).

Almost surely, 2^422542332300 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 422542332300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (666967686336).

422542332300 is an abundant number, since it is smaller than the sum of its proper divisors (911393040372).

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

422542332300 is a wasteful number, since it uses less digits than its factorization.

422542332300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22888 (or 22881 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 422542332300 its reverse (3233245224), we get a palindrome (425775577524).

The spelling of 422542332300 in words is "four hundred twenty-two billion, five hundred forty-two million, three hundred thirty-two thousand, three hundred".