422198242 has 8 divisors (see below), whose sum is σ = 636613632. Its totient is φ = 209993700.

The previous prime is 422198191. The next prime is 422198251. The reversal of 422198242 is 242891224.

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

It is a junction number, because it is equal to n+sod(n) for n = 422198198 and 422198207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552234 + ... + 552997.

It is an arithmetic number, because the mean of its divisors is an integer number (79576704).

Almost surely, 2^422198242 is an apocalyptic number.

422198242 is a deficient number, since it is larger than the sum of its proper divisors (214415390).

422198242 is a wasteful number, since it uses less digits than its factorization.

422198242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105424.

The product of its digits is 18432, while the sum is 34.

The square root of 422198242 is about 20547.4631524186. The cubic root of 422198242 is about 750.1915019133.

The spelling of 422198242 in words is "four hundred twenty-two million, one hundred ninety-eight thousand, two hundred forty-two".