66083476 has 6 divisors (see below), whose sum is σ = 115646090. Its totient is φ = 33041736.

The previous prime is 66083449. The next prime is 66083491. The reversal of 66083476 is 67438066.

66083476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 65999376 + 84100 = 8124^2 + 290^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8260431 + ... + 8260438.

Almost surely, 2^66083476 is an apocalyptic number.

It is an amenable number.

66083476 is a deficient number, since it is larger than the sum of its proper divisors (49562614).

66083476 is a wasteful number, since it uses less digits than its factorization.

66083476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16520873 (or 16520871 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 66083476 is about 8129.1743738217. The cubic root of 66083476 is about 404.2943073288.

The spelling of 66083476 in words is "sixty-six million, eighty-three thousand, four hundred seventy-six".