2404026221 has 2 divisors, whose sum is σ = 2404026222. Its totient is φ = 2404026220.

The previous prime is 2404026203. The next prime is 2404026239. The reversal of 2404026221 is 1226204042.

It is a balanced prime because it is at equal distance from previous prime (2404026203) and next prime (2404026239).

It can be written as a sum of positive squares in only one way, i.e., 2133423721 + 270602500 = 46189^2 + 16450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2404026221 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2404022221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1202013110 + 1202013111.

It is an arithmetic number, because the mean of its divisors is an integer number (1202013111).

Almost surely, 2^2404026221 is an apocalyptic number.

It is an amenable number.

2404026221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2404026221 is an equidigital number, since it uses as much as digits as its factorization.

2404026221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2404026221 is about 49030.8700820208. The cubic root of 2404026221 is about 1339.6141721667.

The spelling of 2404026221 in words is "two billion, four hundred four million, twenty-six thousand, two hundred twenty-one".