409790441 has 2 divisors, whose sum is σ = 409790442. Its totient is φ = 409790440.

The previous prime is 409790417. The next prime is 409790453. The reversal of 409790441 is 144097904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263380441 + 146410000 = 16229^2 + 12100^2 .

It is a cyclic number.

It is not a de Polignac number, because 409790441 - 2¹⁰ = 409789417 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 409790395 and 409790404.

It is not a weakly prime, because it can be changed into another prime (409790041) 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, 204895220 + 204895221.

It is an arithmetic number, because the mean of its divisors is an integer number (204895221).

Almost surely, 2^409790441 is an apocalyptic number.

It is an amenable number.

409790441 is a deficient number, since it is larger than the sum of its proper divisors (1).

409790441 is an equidigital number, since it uses as much as digits as its factorization.

409790441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 409790441 is about 20243.2813792626. The cubic root of 409790441 is about 742.7692930472.

The spelling of 409790441 in words is "four hundred nine million, seven hundred ninety thousand, four hundred forty-one".