222398198 has 8 divisors (see below), whose sum is σ = 363924360. Its totient is φ = 101090080.

The previous prime is 222398179. The next prime is 222398203. The reversal of 222398198 is 891893222.

222398198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

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, 5054483 + ... + 5054526.

It is an arithmetic number, because the mean of its divisors is an integer number (45490545).

Almost surely, 2^222398198 is an apocalyptic number.

222398198 is a deficient number, since it is larger than the sum of its proper divisors (141526162).

222398198 is a wasteful number, since it uses less digits than its factorization.

222398198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10109022.

The product of its digits is 124416, while the sum is 44.

The square root of 222398198 is about 14913.0210889679. The cubic root of 222398198 is about 605.8667066970.

The spelling of 222398198 in words is "two hundred twenty-two million, three hundred ninety-eight thousand, one hundred ninety-eight".