8194344227 has 4 divisors (see below), whose sum is σ = 8202732456. Its totient is φ = 8185956000.

The previous prime is 8194344211. The next prime is 8194344239. The reversal of 8194344227 is 7224434918.

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 8194344227 - 2⁴ = 8194344211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8194344247) by changing a digit.

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, 4192649 + ... + 4194602.

It is an arithmetic number, because the mean of its divisors is an integer number (2050683114).

Almost surely, 2^8194344227 is an apocalyptic number.

8194344227 is a deficient number, since it is larger than the sum of its proper divisors (8388229).

8194344227 is an equidigital number, since it uses as much as digits as its factorization.

8194344227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8388228.

The product of its digits is 387072, while the sum is 44.

The square root of 8194344227 is about 90522.6172124956. The cubic root of 8194344227 is about 2016.0659493148.

The spelling of 8194344227 in words is "eight billion, one hundred ninety-four million, three hundred forty-four thousand, two hundred twenty-seven".