198486226 has 4 divisors (see below), whose sum is σ = 297729342. Its totient is φ = 99243112.

The previous prime is 198486221. The next prime is 198486257. The reversal of 198486226 is 622684891.

198486226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 110145025 + 88341201 = 10495^2 + 9399^2 .

It is not an unprimeable number, because it can be changed into a prime (198486221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49621555 + ... + 49621558.

Almost surely, 2^198486226 is an apocalyptic number.

198486226 is a deficient number, since it is larger than the sum of its proper divisors (99243116).

198486226 is an equidigital number, since it uses as much as digits as its factorization.

198486226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99243115.

The product of its digits is 331776, while the sum is 46.

The square root of 198486226 is about 14088.5139741564. The cubic root of 198486226 is about 583.3243754452.

The spelling of 198486226 in words is "one hundred ninety-eight million, four hundred eighty-six thousand, two hundred twenty-six".