52206073 has 2 divisors, whose sum is σ = 52206074. Its totient is φ = 52206072.

The previous prime is 52206071. The next prime is 52206083. The reversal of 52206073 is 37060225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50737129 + 1468944 = 7123^2 + 1212^2 .

It is a cyclic number.

It is not a de Polignac number, because 52206073 - 2¹ = 52206071 is a prime.

Together with 52206071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (52206071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26103036 + 26103037.

It is an arithmetic number, because the mean of its divisors is an integer number (26103037).

Almost surely, 2^52206073 is an apocalyptic number.

It is an amenable number.

52206073 is a deficient number, since it is larger than the sum of its proper divisors (1).

52206073 is an equidigital number, since it uses as much as digits as its factorization.

52206073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 52206073 is about 7225.3770143848. The cubic root of 52206073 is about 373.7435233383.

Adding to 52206073 its reverse (37060225), we get a palindrome (89266298).

The spelling of 52206073 in words is "fifty-two million, two hundred six thousand, seventy-three".