198504712 has 16 divisors (see below), whose sum is σ = 425367360. Its totient is φ = 85073424.

The previous prime is 198504703. The next prime is 198504809. The reversal of 198504712 is 217405891.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772308 + ... + 1772419.

It is an arithmetic number, because the mean of its divisors is an integer number (26585460).

Almost surely, 2^198504712 is an apocalyptic number.

It is an amenable number.

198504712 is an abundant number, since it is smaller than the sum of its proper divisors (226862648).

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

198504712 is a wasteful number, since it uses less digits than its factorization.

198504712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544740 (or 3544736 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 198504712 is about 14089.1700252357. The cubic root of 198504712 is about 583.3424841739.

The spelling of 198504712 in words is "one hundred ninety-eight million, five hundred four thousand, seven hundred twelve".