204223534 has 8 divisors (see below), whose sum is σ = 306425160. Its totient is φ = 102081816.

The previous prime is 204223511. The next prime is 204223541. The reversal of 204223534 is 435322402.

204223534 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 204223499 and 204223508.

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, 5169 + ... + 20860.

It is an arithmetic number, because the mean of its divisors is an integer number (38303145).

Almost surely, 2^204223534 is an apocalyptic number.

204223534 is a deficient number, since it is larger than the sum of its proper divisors (102201626).

204223534 is a wasteful number, since it uses less digits than its factorization.

204223534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29954.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 204223534 is about 14290.6799698265. The cubic root of 204223534 is about 588.8914682666.

Adding to 204223534 its reverse (435322402), we get a palindrome (639545936).

The spelling of 204223534 in words is "two hundred four million, two hundred twenty-three thousand, five hundred thirty-four".