66314073 has 16 divisors (see below), whose sum is σ = 101175680. Its totient is φ = 37846656.

The previous prime is 66314069. The next prime is 66314099. The reversal of 66314073 is 37041366.

It is not a de Polignac number, because 66314073 - 2² = 66314069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 66314073.

It is not an unprimeable number, because it can be changed into a prime (66314173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22311 + ... + 25107.

It is an arithmetic number, because the mean of its divisors is an integer number (6323480).

Almost surely, 2^66314073 is an apocalyptic number.

It is an amenable number.

66314073 is a deficient number, since it is larger than the sum of its proper divisors (34861607).

66314073 is a wasteful number, since it uses less digits than its factorization.

66314073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 66314073 is about 8143.3453199530. The cubic root of 66314073 is about 404.7640204323.

The spelling of 66314073 in words is "sixty-six million, three hundred fourteen thousand, seventy-three".