7284229 has 2 divisors, whose sum is σ = 7284230. Its totient is φ = 7284228.

The previous prime is 7284223. The next prime is 7284241. The reversal of 7284229 is 9224827.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4730625 + 2553604 = 2175^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 7284229 - 2⁵ = 7284197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7284194 and 7284203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7284223) 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, 3642114 + 3642115.

It is an arithmetic number, because the mean of its divisors is an integer number (3642115).

Almost surely, 2^7284229 is an apocalyptic number.

It is an amenable number.

7284229 is a deficient number, since it is larger than the sum of its proper divisors (1).

7284229 is an equidigital number, since it uses as much as digits as its factorization.

7284229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 7284229 is about 2698.9310847074. The cubic root of 7284229 is about 193.8479429881.

The spelling of 7284229 in words is "seven million, two hundred eighty-four thousand, two hundred twenty-nine".