422420004422 has 8 divisors (see below), whose sum is σ = 682370776416. Its totient is φ = 194963078952.

The previous prime is 422420004329. The next prime is 422420004491. The reversal of 422420004422 is 224400024224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 16246923247 = 422420004422 / (4 + 2 + 2 + 4 + 2 + 0 + 0 + 0 + 4 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 422420004391 and 422420004400.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8123461598 + ... + 8123461649.

It is an arithmetic number, because the mean of its divisors is an integer number (85296347052).

Almost surely, 2^422420004422 is an apocalyptic number.

422420004422 is a deficient number, since it is larger than the sum of its proper divisors (259950771994).

422420004422 is a wasteful number, since it uses less digits than its factorization.

422420004422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16246923262.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 422420004422 its reverse (224400024224), we get a palindrome (646820028646).

The spelling of 422420004422 in words is "four hundred twenty-two billion, four hundred twenty million, four thousand, four hundred twenty-two".