410644081 has 2 divisors, whose sum is σ = 410644082. Its totient is φ = 410644080.

The previous prime is 410644067. The next prime is 410644097. The reversal of 410644081 is 180446014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 387459856 + 23184225 = 19684^2 + 4815^2 .

It is a cyclic number.

It is not a de Polignac number, because 410644081 - 2¹⁹ = 410119793 is a prime.

It is a super-2 number, since 2×410644081² = 337257122520669122, which contains 22 as substring.

It is equal to p_21873223 and since 410644081 and 21873223 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (410644021) 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, 205322040 + 205322041.

It is an arithmetic number, because the mean of its divisors is an integer number (205322041).

Almost surely, 2^410644081 is an apocalyptic number.

It is an amenable number.

410644081 is a deficient number, since it is larger than the sum of its proper divisors (1).

410644081 is an equidigital number, since it uses as much as digits as its factorization.

410644081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 410644081 is about 20264.3549366862. The cubic root of 410644081 is about 743.2846929145.

The spelling of 410644081 in words is "four hundred ten million, six hundred forty-four thousand, eighty-one".