204938158 has 8 divisors (see below), whose sum is σ = 307470528. Its totient is φ = 102447984.

The previous prime is 204938147. The next prime is 204938159. The reversal of 204938158 is 851839402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 204938158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204938159) 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, 8410 + ... + 21922.

It is an arithmetic number, because the mean of its divisors is an integer number (38433816).

Almost surely, 2^204938158 is an apocalyptic number.

204938158 is a deficient number, since it is larger than the sum of its proper divisors (102532370).

204938158 is a wasteful number, since it uses less digits than its factorization.

204938158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21098.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 204938158 is about 14315.6612840623. The cubic root of 204938158 is about 589.5775564529.

The spelling of 204938158 in words is "two hundred four million, nine hundred thirty-eight thousand, one hundred fifty-eight".