66852333 has 6 divisors (see below), whose sum is σ = 96564494. Its totient is φ = 44568216.

The previous prime is 66852323. The next prime is 66852343. The reversal of 66852333 is 33325866.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (66852323) and next prime (66852343).

It can be written as a sum of positive squares in only one way, i.e., 45118089 + 21734244 = 6717^2 + 4662^2 .

It is not a de Polignac number, because 66852333 - 2⁸ = 66852077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66852323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3714010 + ... + 3714027.

Almost surely, 2^66852333 is an apocalyptic number.

It is an amenable number.

66852333 is a deficient number, since it is larger than the sum of its proper divisors (29712161).

66852333 is a wasteful number, since it uses less digits than its factorization.

66852333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428043 (or 7428040 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 66852333 is about 8176.3275986227. The cubic root of 66852333 is about 405.8562041829.

The spelling of 66852333 in words is "sixty-six million, eight hundred fifty-two thousand, three hundred thirty-three".