4691666227 has 4 divisors (see below), whose sum is σ = 4696621416. Its totient is φ = 4686711040.

The previous prime is 4691666207. The next prime is 4691666249. The reversal of 4691666227 is 7226661964.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4691666227 - 2¹¹ = 4691664179 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4691666207) 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, 2476174 + ... + 2478067.

It is an arithmetic number, because the mean of its divisors is an integer number (1174155354).

Almost surely, 2^4691666227 is an apocalyptic number.

4691666227 is a deficient number, since it is larger than the sum of its proper divisors (4955189).

4691666227 is an equidigital number, since it uses as much as digits as its factorization.

4691666227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955188.

The product of its digits is 1306368, while the sum is 49.

The square root of 4691666227 is about 68495.7387506697. The cubic root of 4691666227 is about 1674.0780523171.

The spelling of 4691666227 in words is "four billion, six hundred ninety-one million, six hundred sixty-six thousand, two hundred twenty-seven".