913727666 has 8 divisors (see below), whose sum is σ = 1414804224. Its totient is φ = 442126260.

The previous prime is 913727663. The next prime is 913727669. The reversal of 913727666 is 666727319.

It is a happy number.

913727666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (913727663) and next prime (913727669).

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

It is a super-2 number, since 2×913727666² = 1669796495227615112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 913727666.

It is not an unprimeable number, because it can be changed into a prime (913727663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7368710 + ... + 7368833.

It is an arithmetic number, because the mean of its divisors is an integer number (176850528).

Almost surely, 2^913727666 is an apocalyptic number.

913727666 is a deficient number, since it is larger than the sum of its proper divisors (501076558).

913727666 is a wasteful number, since it uses less digits than its factorization.

913727666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14737576.

The product of its digits is 571536, while the sum is 47.

The square root of 913727666 is about 30227.9285760702. The cubic root of 913727666 is about 970.3734934674.

The spelling of 913727666 in words is "nine hundred thirteen million, seven hundred twenty-seven thousand, six hundred sixty-six".