39229 has 2 divisors, whose sum is σ = 39230. Its totient is φ = 39228.

The previous prime is 39227. The next prime is 39233. The reversal of 39229 is 92293.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39204 + 25 = 198^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 39229 - 2¹ = 39227 is a prime.

Together with 39227, it forms a pair of twin primes.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19614 + 19615.

It is an arithmetic number, because the mean of its divisors is an integer number (19615).

2³⁹²²⁹ is an apocalyptic number.

It is an amenable number.

39229 is a deficient number, since it is larger than the sum of its proper divisors (1).

39229 is an equidigital number, since it uses as much as digits as its factorization.

39229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 39229 is about 198.0631212518. The cubic root of 39229 is about 33.9783599320.

Subtracting from 39229 its sum of digits (25), we obtain a square (39204 = 198²).

The spelling of 39229 in words is "thirty-nine thousand, two hundred twenty-nine".