198793088 has 64 divisors (see below), whose sum is σ = 429399600. Its totient is φ = 91127808.

The previous prime is 198793043. The next prime is 198793097. The reversal of 198793088 is 880397891.

198793088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320843 + ... + 321461.

Almost surely, 2^198793088 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 198793088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214699800).

198793088 is an abundant number, since it is smaller than the sum of its proper divisors (230606512).

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

198793088 is a wasteful number, since it uses less digits than its factorization.

198793088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 53.

The square root of 198793088 is about 14099.4002709335. The cubic root of 198793088 is about 583.6248294059.

The spelling of 198793088 in words is "one hundred ninety-eight million, seven hundred ninety-three thousand, eighty-eight".