8194229 has 2 divisors, whose sum is σ = 8194230. Its totient is φ = 8194228.

The previous prime is 8194217. The next prime is 8194237. The reversal of 8194229 is 9224918.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5640625 + 2553604 = 2375^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 8194229 - 2⁴ = 8194213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8194259) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4097114 + 4097115.

It is an arithmetic number, because the mean of its divisors is an integer number (4097115).

Almost surely, 2^8194229 is an apocalyptic number.

It is an amenable number.

8194229 is a deficient number, since it is larger than the sum of its proper divisors (1).

8194229 is an equidigital number, since it uses as much as digits as its factorization.

8194229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 35.

The square root of 8194229 is about 2862.5563749907. The cubic root of 8194229 is about 201.6056499451.

The spelling of 8194229 in words is "eight million, one hundred ninety-four thousand, two hundred twenty-nine".