3502216217 has 2 divisors, whose sum is σ = 3502216218. Its totient is φ = 3502216216.

The previous prime is 3502216169. The next prime is 3502216247. The reversal of 3502216217 is 7126122053.

It is a happy number.

3502216217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2041142041 + 1461074176 = 45179^2 + 38224^2 .

It is a cyclic number.

It is not a de Polignac number, because 3502216217 - 2⁶ = 3502216153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3502216217.

It is not a weakly prime, because it can be changed into another prime (3502216247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1751108108 + 1751108109.

It is an arithmetic number, because the mean of its divisors is an integer number (1751108109).

Almost surely, 2^3502216217 is an apocalyptic number.

It is an amenable number.

3502216217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3502216217 is an equidigital number, since it uses as much as digits as its factorization.

3502216217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3502216217 is about 59179.5253191507. The cubic root of 3502216217 is about 1518.6148821362.

The spelling of 3502216217 in words is "three billion, five hundred two million, two hundred sixteen thousand, two hundred seventeen".