198113038 has 8 divisors (see below), whose sum is σ = 312810120. Its totient is φ = 93843000.

The previous prime is 198113023. The next prime is 198113051. The reversal of 198113038 is 830311891.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 198112994 and 198113012.

It is a congruent number.

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, 2606713 + ... + 2606788.

It is an arithmetic number, because the mean of its divisors is an integer number (39101265).

Almost surely, 2^198113038 is an apocalyptic number.

198113038 is a deficient number, since it is larger than the sum of its proper divisors (114697082).

198113038 is a wasteful number, since it uses less digits than its factorization.

198113038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213522.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 198113038 is about 14075.2633367905. The cubic root of 198113038 is about 582.9585629397.

The spelling of 198113038 in words is "one hundred ninety-eight million, one hundred thirteen thousand, thirty-eight".