198273472 has 28 divisors (see below), whose sum is σ = 394401040. Its totient is φ = 98896896.

The previous prime is 198273463. The next prime is 198273503. The reversal of 198273472 is 274372891.

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, 24568 + ... + 31624.

Almost surely, 2^198273472 is an apocalyptic number.

It is an amenable number.

198273472 is a deficient number, since it is larger than the sum of its proper divisors (196127568).

198273472 is an equidigital number, since it uses as much as digits as its factorization.

198273472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7508 (or 7498 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 198273472 is about 14080.9613308183. The cubic root of 198273472 is about 583.1158824514.

The spelling of 198273472 in words is "one hundred ninety-eight million, two hundred seventy-three thousand, four hundred seventy-two".