198722360 has 16 divisors (see below), whose sum is σ = 447125400. Its totient is φ = 79488928.

The previous prime is 198722351. The next prime is 198722411. The reversal of 198722360 is 63227891.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2483990 + ... + 2484069.

Almost surely, 2^198722360 is an apocalyptic number.

198722360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198722360 is an abundant number, since it is smaller than the sum of its proper divisors (248403040).

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

198722360 is a wasteful number, since it uses less digits than its factorization.

198722360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968070 (or 4968066 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 198722360 is about 14096.8918560085. The cubic root of 198722360 is about 583.5556058164. Note that the first 3 decimals are identical.

The spelling of 198722360 in words is "one hundred ninety-eight million, seven hundred twenty-two thousand, three hundred sixty".