66083283 has 20 divisors (see below), whose sum is σ = 112820400. Its totient is φ = 37761552.

The previous prime is 66083279. The next prime is 66083293. The reversal of 66083283 is 38238066.

It is not a de Polignac number, because 66083283 - 2² = 66083279 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (66083243) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57708 + ... + 58841.

It is an arithmetic number, because the mean of its divisors is an integer number (5641020).

Almost surely, 2^66083283 is an apocalyptic number.

66083283 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

66083283 is a deficient number, since it is larger than the sum of its proper divisors (46737117).

66083283 is a wasteful number, since it uses less digits than its factorization.

66083283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116568 (or 116559 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 66083283 is about 8129.1625029889. The cubic root of 66083283 is about 404.2939137414.

It can be divided in two parts, 66083 and 283, that added together give a palindrome (66366).

The spelling of 66083283 in words is "sixty-six million, eighty-three thousand, two hundred eighty-three".