2204475409 has 2 divisors, whose sum is σ = 2204475410. Its totient is φ = 2204475408.

The previous prime is 2204475373. The next prime is 2204475421. The reversal of 2204475409 is 9045744022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2174170384 + 30305025 = 46628^2 + 5505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2204475409 - 2¹³ = 2204467217 is a prime.

It is not a weakly prime, because it can be changed into another prime (2204475439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102237704 + 1102237705.

It is an arithmetic number, because the mean of its divisors is an integer number (1102237705).

Almost surely, 2^2204475409 is an apocalyptic number.

It is an amenable number.

2204475409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2204475409 is an equidigital number, since it uses as much as digits as its factorization.

2204475409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 2204475409 is about 46951.8413802909. The cubic root of 2204475409 is about 1301.4727705126.

The spelling of 2204475409 in words is "two billion, two hundred four million, four hundred seventy-five thousand, four hundred nine".