2204491769 has 2 divisors, whose sum is σ = 2204491770. Its totient is φ = 2204491768.

The previous prime is 2204491759. The next prime is 2204491837. The reversal of 2204491769 is 9671944022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1852441600 + 352050169 = 43040^2 + 18763^2 .

It is a cyclic number.

It is not a de Polignac number, because 2204491769 - 2¹⁶ = 2204426233 is a prime.

It is a super-2 number, since 2×2204491769² = 9719567919177498722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2204491759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102245884 + 1102245885.

It is an arithmetic number, because the mean of its divisors is an integer number (1102245885).

Almost surely, 2^2204491769 is an apocalyptic number.

It is an amenable number.

2204491769 is a deficient number, since it is larger than the sum of its proper divisors (1).

2204491769 is an equidigital number, since it uses as much as digits as its factorization.

2204491769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 2204491769 is about 46952.0156010368. The cubic root of 2204491769 is about 1301.4759900302.

The spelling of 2204491769 in words is "two billion, two hundred four million, four hundred ninety-one thousand, seven hundred sixty-nine".