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9222229 is a prime number
BaseRepresentation
bin100011001011…
…100001010101
3122100112112001
4203023201111
54330102404
6525355301
7141246652
oct43134125
918315461
109222229
115229885
123108b31
131bab853
141320c29
15c227a4
hex8cb855

9222229 has 2 divisors, whose sum is σ = 9222230. Its totient is φ = 9222228.

The previous prime is 9222217. The next prime is 9222247.

9222229 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5650129 + 3572100 = 2377^2 + 1890^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9222229 - 25 = 9222197 is a prime.

It is an Ulam number.

9222229 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9222197 and 9222206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9222289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4611114 + 4611115.

It is an arithmetic number, because the mean of its divisors is an integer number (4611115).

Almost surely, 29222229 is an apocalyptic number.

It is an amenable number.

9222229 is a deficient number, since it is larger than the sum of its proper divisors (1).

9222229 is an equidigital number, since it uses as much as digits as its factorization.

9222229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 9222229 is about 3036.8123089845. The cubic root of 9222229 is about 209.7065364257.

The spelling of 9222229 in words is "nine million, two hundred twenty-two thousand, two hundred twenty-nine".