42000004222 has 24 divisors (see below), whose sum is σ = 72534898872. Its totient is φ = 18086122800.

The previous prime is 42000004181. The next prime is 42000004223. The reversal of 42000004222 is 22240000024.

It is a junction number, because it is equal to n+sod(n) for n = 42000004196 and 42000004205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42000004223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2636229 + ... + 2652112.

It is an arithmetic number, because the mean of its divisors is an integer number (3022287453).

Almost surely, 2^42000004222 is an apocalyptic number.

42000004222 is a deficient number, since it is larger than the sum of its proper divisors (30534894650).

42000004222 is a wasteful number, since it uses less digits than its factorization.

42000004222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288392 (or 5288373 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 42000004222 its reverse (22240000024), we get a palindrome (64240004246).

The spelling of 42000004222 in words is "forty-two billion, four thousand, two hundred twenty-two".