204934465 has 16 divisors (see below), whose sum is σ = 249545088. Its totient is φ = 161548416.

The previous prime is 204934463. The next prime is 204934487. The reversal of 204934465 is 564439402.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 204934465 - 2¹ = 204934463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204934463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116029 + ... + 117781.

It is an arithmetic number, because the mean of its divisors is an integer number (15596568).

Almost surely, 2^204934465 is an apocalyptic number.

It is an amenable number.

204934465 is a deficient number, since it is larger than the sum of its proper divisors (44610623).

204934465 is a wasteful number, since it uses less digits than its factorization.

204934465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 204934465 is about 14315.5322988703. The cubic root of 204934465 is about 589.5740150220.

The spelling of 204934465 in words is "two hundred four million, nine hundred thirty-four thousand, four hundred sixty-five".