52002217 has 2 divisors, whose sum is σ = 52002218. Its totient is φ = 52002216.

The previous prime is 52002199. The next prime is 52002277. The reversal of 52002217 is 71220025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51208336 + 793881 = 7156^2 + 891^2 .

It is a cyclic number.

It is not a de Polignac number, because 52002217 - 2⁷ = 52002089 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 52002194 and 52002203.

It is not a weakly prime, because it can be changed into another prime (52002277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26001108 + 26001109.

It is an arithmetic number, because the mean of its divisors is an integer number (26001109).

Almost surely, 2^52002217 is an apocalyptic number.

It is an amenable number.

52002217 is a deficient number, since it is larger than the sum of its proper divisors (1).

52002217 is an equidigital number, since it uses as much as digits as its factorization.

52002217 is an odious number, because the sum of its binary digits is odd.

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

The square root of 52002217 is about 7211.2562705814. The cubic root of 52002217 is about 373.2564200789.

The spelling of 52002217 in words is "fifty-two million, two thousand, two hundred seventeen".