198554112 has 160 divisors (see below), whose sum is σ = 601032960. Its totient is φ = 64696320.

The previous prime is 198554093. The next prime is 198554129. The reversal of 198554112 is 211455891.

198554112 is a `hidden beast` number, since 1 + 98 + 554 + 1 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 732537 + ... + 732807.

It is an arithmetic number, because the mean of its divisors is an integer number (3756456).

Almost surely, 2^198554112 is an apocalyptic number.

198554112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198554112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300516480).

198554112 is an abundant number, since it is smaller than the sum of its proper divisors (402478848).

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

198554112 is an equidigital number, since it uses as much as digits as its factorization.

198554112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 329 counting only the distinct ones).

The product of its digits is 14400, while the sum is 36.

The square root of 198554112 is about 14090.9230357702. The cubic root of 198554112 is about 583.3908704788.

The spelling of 198554112 in words is "one hundred ninety-eight million, five hundred fifty-four thousand, one hundred twelve".