204243414 has 8 divisors (see below), whose sum is σ = 408486840. Its totient is φ = 68081136.

The previous prime is 204243371. The next prime is 204243439. The reversal of 204243414 is 414342402.

It is a happy number.

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

204243414 is an admirable number.

It is a nialpdrome in base 11.

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, 17020279 + ... + 17020290.

It is an arithmetic number, because the mean of its divisors is an integer number (51060855).

Almost surely, 2^204243414 is an apocalyptic number.

204243414 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

204243414 is a wasteful number, since it uses less digits than its factorization.

204243414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34040574.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 204243414 is about 14291.3755111256. The cubic root of 204243414 is about 588.9105760588.

Adding to 204243414 its reverse (414342402), we get a palindrome (618585816).

The spelling of 204243414 in words is "two hundred four million, two hundred forty-three thousand, four hundred fourteen".