198604224 has 280 divisors, whose sum is σ = 726305888. Its totient is φ = 52254720.

The previous prime is 198604199. The next prime is 198604243. The reversal of 198604224 is 422406891.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 471534 + ... + 471954.

Almost surely, 2^198604224 is an apocalyptic number.

198604224 is a gapful number since it is divisible by the number (14) 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 198604224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363152944).

198604224 is an abundant number, since it is smaller than the sum of its proper divisors (527701664).

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

198604224 is a wasteful number, since it uses less digits than its factorization.

198604224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 198604224 is about 14092.7010895712. The cubic root of 198604224 is about 583.4399459741.

The spelling of 198604224 in words is "one hundred ninety-eight million, six hundred four thousand, two hundred twenty-four".