198132904 has 16 divisors (see below), whose sum is σ = 383483520. Its totient is φ = 95870640.

The previous prime is 198132889. The next prime is 198132911. The reversal of 198132904 is 409231891.

198132904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×198132904³ (a number of 26 digits) contains 333 as substring.

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, 399214 + ... + 399709.

It is an arithmetic number, because the mean of its divisors is an integer number (23967720).

Almost surely, 2^198132904 is an apocalyptic number.

It is an amenable number.

198132904 is a deficient number, since it is larger than the sum of its proper divisors (185350616).

198132904 is a wasteful number, since it uses less digits than its factorization.

198132904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798960 (or 798956 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 198132904 is about 14075.9690252572. The cubic root of 198132904 is about 582.9780478893.

The spelling of 198132904 in words is "one hundred ninety-eight million, one hundred thirty-two thousand, nine hundred four".