422004464218 has 4 divisors (see below), whose sum is σ = 633006696330. Its totient is φ = 211002232108.

The previous prime is 422004464213. The next prime is 422004464243. The reversal of 422004464218 is 812464400224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 412900060329 + 9104403889 = 642573^2 + 95417^2 .

It is not an unprimeable number, because it can be changed into a prime (422004464213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105501116053 + ... + 105501116056.

Almost surely, 2^422004464218 is an apocalyptic number.

422004464218 is a deficient number, since it is larger than the sum of its proper divisors (211002232112).

422004464218 is a wasteful number, since it uses less digits than its factorization.

422004464218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211002232111.

The product of its (nonzero) digits is 98304, while the sum is 37.

The spelling of 422004464218 in words is "four hundred twenty-two billion, four million, four hundred sixty-four thousand, two hundred eighteen".