204635434 has 8 divisors (see below), whose sum is σ = 323108640. Its totient is φ = 96932556.

The previous prime is 204635411. The next prime is 204635441. The reversal of 204635434 is 434536402.

204635434 is digitally balanced in base 2, 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 = 204635396 and 204635405.

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, 2692534 + ... + 2692609.

It is an arithmetic number, because the mean of its divisors is an integer number (40388580).

Almost surely, 2^204635434 is an apocalyptic number.

204635434 is a deficient number, since it is larger than the sum of its proper divisors (118473206).

204635434 is a wasteful number, since it uses less digits than its factorization.

204635434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5385164.

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 204635434 is about 14305.0842010804. The cubic root of 204635434 is about 589.2871156190.

The spelling of 204635434 in words is "two hundred four million, six hundred thirty-five thousand, four hundred thirty-four".