66852367 has 2 divisors, whose sum is σ = 66852368. Its totient is φ = 66852366.

The previous prime is 66852361. The next prime is 66852389. The reversal of 66852367 is 76325866.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66852367 - 2¹¹ = 66850319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66852361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33426183 + 33426184.

It is an arithmetic number, because the mean of its divisors is an integer number (33426184).

Almost surely, 2^66852367 is an apocalyptic number.

66852367 is a deficient number, since it is larger than the sum of its proper divisors (1).

66852367 is an equidigital number, since it uses as much as digits as its factorization.

66852367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

The square root of 66852367 is about 8176.3296777955. The cubic root of 66852367 is about 405.8562729869.

It can be divided in two parts, 668 and 52367, that added together give a palindrome (53035).

The spelling of 66852367 in words is "sixty-six million, eight hundred fifty-two thousand, three hundred sixty-seven".