422034242420 has 192 divisors, whose sum is σ = 1064544768000. Its totient is φ = 137508433920.

The previous prime is 422034242411. The next prime is 422034242423. The reversal of 422034242420 is 24242430224.

It is a super-2 number, since 2×422034242420² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422034242423) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 57549074 + ... + 57556406.

It is an arithmetic number, because the mean of its divisors is an integer number (5544504000).

Almost surely, 2^422034242420 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 422034242420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532272384000).

422034242420 is an abundant number, since it is smaller than the sum of its proper divisors (642510525580).

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

422034242420 is a wasteful number, since it uses less digits than its factorization.

422034242420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7618 (or 7616 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 422034242420 its reverse (24242430224), we get a palindrome (446276672644).

The spelling of 422034242420 in words is "four hundred twenty-two billion, thirty-four million, two hundred forty-two thousand, four hundred twenty".