198573376 has 28 divisors (see below), whose sum is σ = 404698708. Its totient is φ = 96602112.

The previous prime is 198573307. The next prime is 198573377. The reversal of 198573376 is 673375891.

It can be written as a sum of positive squares in 2 ways, for example, as 137358400 + 61214976 = 11720^2 + 7824^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198573377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39561 + ... + 44296.

Almost surely, 2^198573376 is an apocalyptic number.

198573376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198573376 is an abundant number, since it is smaller than the sum of its proper divisors (206125332).

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

198573376 is an equidigital number, since it uses as much as digits as its factorization.

198573376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83906 (or 83896 counting only the distinct ones).

The product of its digits is 952560, while the sum is 49.

The square root of 198573376 is about 14091.6065798049. The cubic root of 198573376 is about 583.4097370037.

The spelling of 198573376 in words is "one hundred ninety-eight million, five hundred seventy-three thousand, three hundred seventy-six".