198814026 has 16 divisors (see below), whose sum is σ = 406875744. Its totient is φ = 64730064.

The previous prime is 198814003. The next prime is 198814037. The reversal of 198814026 is 620418891.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385041 + ... + 385556.

It is an arithmetic number, because the mean of its divisors is an integer number (25429734).

Almost surely, 2^198814026 is an apocalyptic number.

198814026 is an abundant number, since it is smaller than the sum of its proper divisors (208061718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198814026 is a wasteful number, since it uses less digits than its factorization.

198814026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770645.

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 198814026 is about 14100.1427652347. The cubic root of 198814026 is about 583.6453188971.

The spelling of 198814026 in words is "one hundred ninety-eight million, eight hundred fourteen thousand, twenty-six".