198479222 has 16 divisors (see below), whose sum is σ = 304756992. Its totient is φ = 96920040.

The previous prime is 198479221. The next prime is 198479257. The reversal of 198479222 is 222974891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198479221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8663 + ... + 21725.

It is an arithmetic number, because the mean of its divisors is an integer number (19047312).

Almost surely, 2^198479222 is an apocalyptic number.

198479222 is a deficient number, since it is larger than the sum of its proper divisors (106277770).

198479222 is a wasteful number, since it uses less digits than its factorization.

198479222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13243.

The product of its digits is 145152, while the sum is 44.

The square root of 198479222 is about 14088.2654006801. The cubic root of 198479222 is about 583.3175140925.

The spelling of 198479222 in words is "one hundred ninety-eight million, four hundred seventy-nine thousand, two hundred twenty-two".