9228229 has 4 divisors (see below), whose sum is σ = 9771084. Its totient is φ = 8685376.

The previous prime is 9228223. The next prime is 9228251.

9228229 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5904900 + 3323329 = 2430^2 + 1823^2 .

It is a cyclic number.

It is not a de Polignac number, because 9228229 - 2⁹ = 9227717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9228194 and 9228203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9228223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271402 + ... + 271435.

It is an arithmetic number, because the mean of its divisors is an integer number (2442771).

Almost surely, 2^9228229 is an apocalyptic number.

It is an amenable number.

9228229 is a deficient number, since it is larger than the sum of its proper divisors (542855).

9228229 is a wasteful number, since it uses less digits than its factorization.

9228229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542854.

The product of its digits is 10368, while the sum is 34.

The square root of 9228229 is about 3037.8000263348. The cubic root of 9228229 is about 209.7520050591.

The spelling of 9228229 in words is "nine million, two hundred twenty-eight thousand, two hundred twenty-nine".