16285229 has 2 divisors, whose sum is σ = 16285230. Its totient is φ = 16285228.

The previous prime is 16285189. The next prime is 16285237. The reversal of 16285229 is 92258261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15642025 + 643204 = 3955^2 + 802^2 .

It is a cyclic number.

It is not a de Polignac number, because 16285229 - 2⁸ = 16284973 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16285249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8142614 + 8142615.

It is an arithmetic number, because the mean of its divisors is an integer number (8142615).

Almost surely, 2^16285229 is an apocalyptic number.

It is an amenable number.

16285229 is a deficient number, since it is larger than the sum of its proper divisors (1).

16285229 is an equidigital number, since it uses as much as digits as its factorization.

16285229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The square root of 16285229 is about 4035.4961281111. The cubic root of 16285229 is about 253.4727577783.

The spelling of 16285229 in words is "sixteen million, two hundred eighty-five thousand, two hundred twenty-nine".