412306217 has 2 divisors, whose sum is σ = 412306218. Its totient is φ = 412306216.

The previous prime is 412306201. The next prime is 412306241. The reversal of 412306217 is 712603214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336685801 + 75620416 = 18349^2 + 8696^2 .

It is a cyclic number.

It is not a de Polignac number, because 412306217 - 2⁴ = 412306201 is a prime.

It is not a weakly prime, because it can be changed into another prime (412306247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206153108 + 206153109.

It is an arithmetic number, because the mean of its divisors is an integer number (206153109).

Almost surely, 2^412306217 is an apocalyptic number.

It is an amenable number.

412306217 is a deficient number, since it is larger than the sum of its proper divisors (1).

412306217 is an equidigital number, since it uses as much as digits as its factorization.

412306217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 412306217 is about 20305.3248434986. The cubic root of 412306217 is about 744.2861904583.

The spelling of 412306217 in words is "four hundred twelve million, three hundred six thousand, two hundred seventeen".