204202469 has 2 divisors, whose sum is σ = 204202470. Its totient is φ = 204202468.

The previous prime is 204202421. The next prime is 204202477. The reversal of 204202469 is 964202402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204118369 + 84100 = 14287^2 + 290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204202469 is a prime.

It is a super-2 number, since 2×204202469² = 83397296691391922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204202409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102101234 + 102101235.

It is an arithmetic number, because the mean of its divisors is an integer number (102101235).

Almost surely, 2^204202469 is an apocalyptic number.

It is an amenable number.

204202469 is a deficient number, since it is larger than the sum of its proper divisors (1).

204202469 is an equidigital number, since it uses as much as digits as its factorization.

204202469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 204202469 is about 14289.9429320064. The cubic root of 204202469 is about 588.8712201508.

The spelling of 204202469 in words is "two hundred four million, two hundred two thousand, four hundred sixty-nine".