198304004 has 12 divisors (see below), whose sum is σ = 347144028. Its totient is φ = 99120000.

The previous prime is 198303971. The next prime is 198304013. The reversal of 198304004 is 400403891.

It can be written as a sum of positive squares in 2 ways, for example, as 50438404 + 147865600 = 7102^2 + 12160^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10904 + ... + 22704.

It is an arithmetic number, because the mean of its divisors is an integer number (28928669).

Almost surely, 2^198304004 is an apocalyptic number.

It is an amenable number.

198304004 is a deficient number, since it is larger than the sum of its proper divisors (148840024).

198304004 is a wasteful number, since it uses less digits than its factorization.

198304004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16006 (or 16004 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 198304004 is about 14082.0454480164. The cubic root of 198304004 is about 583.1458121241.

Adding to 198304004 its reverse (400403891), we get a palindrome (598707895).

The spelling of 198304004 in words is "one hundred ninety-eight million, three hundred four thousand, four".