3555229 has 2 divisors, whose sum is σ = 3555230. Its totient is φ = 3555228.

The previous prime is 3555217. The next prime is 3555239. The reversal of 3555229 is 9225553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3247204 + 308025 = 1802^2 + 555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3555229 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3555229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3555239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777614 + 1777615.

It is an arithmetic number, because the mean of its divisors is an integer number (1777615).

Almost surely, 2^3555229 is an apocalyptic number.

It is an amenable number.

3555229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3555229 is an equidigital number, since it uses as much as digits as its factorization.

3555229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13500, while the sum is 31.

The square root of 3555229 is about 1885.5314900579. The cubic root of 3555229 is about 152.6238928708.

The spelling of 3555229 in words is "three million, five hundred fifty-five thousand, two hundred twenty-nine".