66714318 has 36 divisors (see below), whose sum is σ = 158888184. Its totient is φ = 20215800.

The previous prime is 66714299. The next prime is 66714331. The reversal of 66714318 is 81341766.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 13138 + ... + 17493.

Almost surely, 2^66714318 is an apocalyptic number.

66714318 is an abundant number, since it is smaller than the sum of its proper divisors (92173866).

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

66714318 is a wasteful number, since it uses less digits than its factorization.

66714318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30661 (or 30647 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 66714318 is about 8167.8833243381. The cubic root of 66714318 is about 405.5767183747.

The spelling of 66714318 in words is "sixty-six million, seven hundred fourteen thousand, three hundred eighteen".