65714666 has 8 divisors (see below), whose sum is σ = 98630400. Its totient is φ = 32837868.

The previous prime is 65714651. The next prime is 65714713. The reversal of 65714666 is 66641756.

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

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, 5066 + ... + 12533.

It is an arithmetic number, because the mean of its divisors is an integer number (12328800).

Almost surely, 2^65714666 is an apocalyptic number.

65714666 is a deficient number, since it is larger than the sum of its proper divisors (32915734).

65714666 is a wasteful number, since it uses less digits than its factorization.

65714666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19468.

The product of its digits is 181440, while the sum is 41.

The square root of 65714666 is about 8106.4582895368. The cubic root of 65714666 is about 403.5407854473.

The spelling of 65714666 in words is "sixty-five million, seven hundred fourteen thousand, six hundred sixty-six".