198029568 has 108 divisors (see below), whose sum is σ = 579588464. Its totient is φ = 59980800.

The previous prime is 198029567. The next prime is 198029599. The reversal of 198029568 is 865920891.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (198029567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91863 + ... + 93993.

Almost surely, 2^198029568 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 198029568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289794232).

198029568 is an abundant number, since it is smaller than the sum of its proper divisors (381558896).

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

198029568 is a wasteful number, since it uses less digits than its factorization.

198029568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172 (or 2147 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 48.

The square root of 198029568 is about 14072.2978933790. The cubic root of 198029568 is about 582.8766797428.

The spelling of 198029568 in words is "one hundred ninety-eight million, twenty-nine thousand, five hundred sixty-eight".