422402023232 has 112 divisors (see below), whose sum is σ = 994115928960. Its totient is φ = 174233966592.

The previous prime is 422402023231. The next prime is 422402023237. The reversal of 422402023232 is 232320204224.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422402023231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4067183 + ... + 4169745.

It is an arithmetic number, because the mean of its divisors is an integer number (8876035080).

Almost surely, 2^422402023232 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 422402023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497057964480).

422402023232 is an abundant number, since it is smaller than the sum of its proper divisors (571713905728).

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

422402023232 is a wasteful number, since it uses less digits than its factorization.

422402023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102928 (or 102918 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 422402023232 its reverse (232320204224), we get a palindrome (654722227456).

The spelling of 422402023232 in words is "four hundred twenty-two billion, four hundred two million, twenty-three thousand, two hundred thirty-two".