204606469 has 2 divisors, whose sum is σ = 204606470. Its totient is φ = 204606468.

The previous prime is 204606443. The next prime is 204606503. The reversal of 204606469 is 964606402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184688100 + 19918369 = 13590^2 + 4463^2 .

It is a cyclic number.

It is not a de Polignac number, because 204606469 - 2¹⁵ = 204573701 is a prime.

It is a super-2 number, since 2×204606469² = 83727614313295922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204606439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102303234 + 102303235.

It is an arithmetic number, because the mean of its divisors is an integer number (102303235).

Almost surely, 2^204606469 is an apocalyptic number.

It is an amenable number.

204606469 is a deficient number, since it is larger than the sum of its proper divisors (1).

204606469 is an equidigital number, since it uses as much as digits as its factorization.

204606469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 204606469 is about 14304.0717629632. The cubic root of 204606469 is about 589.2593108765.

The spelling of 204606469 in words is "two hundred four million, six hundred six thousand, four hundred sixty-nine".