2052217 has 2 divisors, whose sum is σ = 2052218. Its totient is φ = 2052216.

The previous prime is 2052199. The next prime is 2052311. The reversal of 2052217 is 7122502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1687401 + 364816 = 1299^2 + 604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2052217 is a prime.

2052217 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2052194 and 2052203.

It is not a weakly prime, because it can be changed into another prime (2052317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026108 + 1026109.

It is an arithmetic number, because the mean of its divisors is an integer number (1026109).

2^2052217 is an apocalyptic number.

It is an amenable number.

2052217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052217 is an equidigital number, since it uses as much as digits as its factorization.

2052217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 2052217 is about 1432.5561071037. The cubic root of 2052217 is about 127.0791867738.

Adding to 2052217 its reverse (7122502), we get a palindrome (9174719).

The spelling of 2052217 in words is "two million, fifty-two thousand, two hundred seventeen".