3641122217 has 2 divisors, whose sum is σ = 3641122218. Its totient is φ = 3641122216.

The previous prime is 3641122193. The next prime is 3641122259. The reversal of 3641122217 is 7122211463.

3641122217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2298339481 + 1342782736 = 47941^2 + 36644^2 .

It is a cyclic number.

It is not a de Polignac number, because 3641122217 - 2¹⁴ = 3641105833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3641122217.

It is not a weakly prime, because it can be changed into another prime (3641122297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820561108 + 1820561109.

It is an arithmetic number, because the mean of its divisors is an integer number (1820561109).

Almost surely, 2^3641122217 is an apocalyptic number.

It is an amenable number.

3641122217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3641122217 is an equidigital number, since it uses as much as digits as its factorization.

3641122217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 3641122217 is about 60341.7120821078. The cubic root of 3641122217 is about 1538.4324039835.

The spelling of 3641122217 in words is "three billion, six hundred forty-one million, one hundred twenty-two thousand, two hundred seventeen".