66283982 has 8 divisors (see below), whose sum is σ = 99531696. Its totient is φ = 33106752.

The previous prime is 66283961. The next prime is 66283993. The reversal of 66283982 is 28938266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15203 + ... + 19070.

It is an arithmetic number, because the mean of its divisors is an integer number (12441462).

Almost surely, 2^66283982 is an apocalyptic number.

66283982 is a deficient number, since it is larger than the sum of its proper divisors (33247714).

66283982 is a wasteful number, since it uses less digits than its factorization.

66283982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35242.

The product of its digits is 248832, while the sum is 44.

The square root of 66283982 is about 8141.4975280964. The cubic root of 66283982 is about 404.7027885987.

The spelling of 66283982 in words is "sixty-six million, two hundred eighty-three thousand, nine hundred eighty-two".