198063744 has 64 divisors (see below), whose sum is σ = 532848000. Its totient is φ = 65175552.

The previous prime is 198063731. The next prime is 198063769. The reversal of 198063744 is 447360891.

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

It is a junction number, because it is equal to n+sod(n) for n = 198063696 and 198063705.

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 7 ways as a sum of consecutive naturals, for example, 27072 + ... + 33600.

It is an arithmetic number, because the mean of its divisors is an integer number (8325750).

Almost surely, 2^198063744 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 198063744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266424000).

198063744 is an abundant number, since it is smaller than the sum of its proper divisors (334784256).

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

198063744 is an equidigital number, since it uses as much as digits as its factorization.

198063744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625 (or 6613 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 198063744 is about 14073.5121416084. The cubic root of 198063744 is about 582.9102088226.

The spelling of 198063744 in words is "one hundred ninety-eight million, sixty-three thousand, seven hundred forty-four".