538416198 has 24 divisors (see below), whose sum is σ = 1167044736. Its totient is φ = 179398800.

The previous prime is 538416187. The next prime is 538416199. The reversal of 538416198 is 891614835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538416199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56628 + ... + 65448.

It is an arithmetic number, because the mean of its divisors is an integer number (48626864).

Almost surely, 2^538416198 is an apocalyptic number.

538416198 is an abundant number, since it is smaller than the sum of its proper divisors (628628538).

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

538416198 is a wasteful number, since it uses less digits than its factorization.

538416198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220 (or 12217 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 538416198 is about 23203.7970599641. The cubic root of 538416198 is about 813.5283757283.

The spelling of 538416198 in words is "five hundred thirty-eight million, four hundred sixteen thousand, one hundred ninety-eight".