66327282 has 64 divisors (see below), whose sum is σ = 171936000. Its totient is φ = 18945360.

The previous prime is 66327257. The next prime is 66327301. The reversal of 66327282 is 28272366.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16732 + ... + 20312.

It is an arithmetic number, because the mean of its divisors is an integer number (2686500).

Almost surely, 2^66327282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66327282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85968000).

66327282 is an abundant number, since it is smaller than the sum of its proper divisors (105608718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66327282 is a wasteful number, since it uses less digits than its factorization.

66327282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613 (or 3593 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 66327282 is about 8144.1563098948. The cubic root of 66327282 is about 404.7908934260.

It can be divided in two parts, 66 and 327282, that multiplied together give a palindrome (21600612).

The spelling of 66327282 in words is "sixty-six million, three hundred twenty-seven thousand, two hundred eighty-two".