204224134 has 8 divisors (see below), whose sum is σ = 311528520. Its totient is φ = 100381296.

The previous prime is 204224129. The next prime is 204224149. The reversal of 204224134 is 431422402.

It is a happy number.

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

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, 865239 + ... + 865474.

It is an arithmetic number, because the mean of its divisors is an integer number (38941065).

Almost surely, 2^204224134 is an apocalyptic number.

204224134 is a deficient number, since it is larger than the sum of its proper divisors (107304386).

204224134 is a wasteful number, since it uses less digits than its factorization.

204224134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730774.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 204224134 is about 14290.7009625141. The cubic root of 204224134 is about 588.8920449787.

Adding to 204224134 its reverse (431422402), we get a palindrome (635646536).

The spelling of 204224134 in words is "two hundred four million, two hundred twenty-four thousand, one hundred thirty-four".