2204393 has 2 divisors, whose sum is σ = 2204394. Its totient is φ = 2204392.

The previous prime is 2204383. The next prime is 2204431. The reversal of 2204393 is 3934022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1545049 + 659344 = 1243^2 + 812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2204393 is a prime.

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 (2204333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102196 + 1102197.

It is an arithmetic number, because the mean of its divisors is an integer number (1102197).

2^2204393 is an apocalyptic number.

It is an amenable number.

2204393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2204393 is an equidigital number, since it uses as much as digits as its factorization.

2204393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2204393 is about 1484.7198388922. The cubic root of 2204393 is about 130.1456552836.

The spelling of 2204393 in words is "two million, two hundred four thousand, three hundred ninety-three".