422344243404 has 72 divisors (see below), whose sum is σ = 1090645291008. Its totient is φ = 137743331040.

The previous prime is 422344243369. The next prime is 422344243411. The reversal of 422344243404 is 404342443224.

422344243404 is a `hidden beast` number, since 4 + 2 + 2 + 3 + 4 + 4 + 243 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5666709 + ... + 5740755.

It is an arithmetic number, because the mean of its divisors is an integer number (15147851264).

Almost surely, 2^422344243404 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 422344243404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545322645504).

422344243404 is an abundant number, since it is smaller than the sum of its proper divisors (668301047604).

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

422344243404 is a wasteful number, since it uses less digits than its factorization.

422344243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77475 (or 77470 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 422344243404 its reverse (404342443224), we get a palindrome (826686686628).

The spelling of 422344243404 in words is "four hundred twenty-two billion, three hundred forty-four million, two hundred forty-three thousand, four hundred four".