3445217 has 2 divisors, whose sum is σ = 3445218. Its totient is φ = 3445216.

The previous prime is 3445201. The next prime is 3445231. The reversal of 3445217 is 7125443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2531281 + 913936 = 1591^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 3445217 - 2⁴ = 3445201 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3445297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1722608 + 1722609.

It is an arithmetic number, because the mean of its divisors is an integer number (1722609).

Almost surely, 2^3445217 is an apocalyptic number.

It is an amenable number.

3445217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3445217 is an equidigital number, since it uses as much as digits as its factorization.

3445217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 3445217 is about 1856.1295752183. The cubic root of 3445217 is about 151.0331199371.

The spelling of 3445217 in words is "three million, four hundred forty-five thousand, two hundred seventeen".