404411417 has 2 divisors, whose sum is σ = 404411418. Its totient is φ = 404411416.

The previous prime is 404411411. The next prime is 404411471. The reversal of 404411417 is 714114404.

Together with next prime (404411471) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364771801 + 39639616 = 19099^2 + 6296^2 .

It is a cyclic number.

It is not a de Polignac number, because 404411417 - 2²⁴ = 387634201 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (404411411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202205708 + 202205709.

It is an arithmetic number, because the mean of its divisors is an integer number (202205709).

Almost surely, 2^404411417 is an apocalyptic number.

It is an amenable number.

404411417 is a deficient number, since it is larger than the sum of its proper divisors (1).

404411417 is an equidigital number, since it uses as much as digits as its factorization.

404411417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 404411417 is about 20109.9830183916. The cubic root of 404411417 is about 739.5050360634.

The spelling of 404411417 in words is "four hundred four million, four hundred eleven thousand, four hundred seventeen".