198704616 has 64 divisors (see below), whose sum is σ = 545287680. Its totient is φ = 59839680.

The previous prime is 198704609. The next prime is 198704621. The reversal of 198704616 is 616407891.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41835 + ... + 46341.

It is an arithmetic number, because the mean of its divisors is an integer number (8520120).

Almost surely, 2^198704616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198704616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272643840).

198704616 is an abundant number, since it is smaller than the sum of its proper divisors (346583064).

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

198704616 is a wasteful number, since it uses less digits than its factorization.

198704616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694 (or 4690 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 198704616 is about 14096.2624833677. The cubic root of 198704616 is about 583.5382366606.

The spelling of 198704616 in words is "one hundred ninety-eight million, seven hundred four thousand, six hundred sixteen".