198134404 has 12 divisors (see below), whose sum is σ = 373407244. Its totient is φ = 91446624.

The previous prime is 198134383. The next prime is 198134429. The reversal of 198134404 is 404431891.

198134404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45562500 + 152571904 = 6750^2 + 12352^2 .

It is a super-3 number, since 3×198134404³ (a number of 26 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 198134404.

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, 1905087 + ... + 1905190.

Almost surely, 2^198134404 is an apocalyptic number.

It is an amenable number.

198134404 is a deficient number, since it is larger than the sum of its proper divisors (175272840).

198134404 is a wasteful number, since it uses less digits than its factorization.

198134404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810294 (or 3810292 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 198134404 is about 14076.0223074560. The cubic root of 198134404 is about 582.9795190649.

The spelling of 198134404 in words is "one hundred ninety-eight million, one hundred thirty-four thousand, four hundred four".