2229239 has 2 divisors, whose sum is σ = 2229240. Its totient is φ = 2229238.

The previous prime is 2229169. The next prime is 2229247. The reversal of 2229239 is 9329222.

2229239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2229239 - 2⁸ = 2228983 is a prime.

It is a d-powerful number, because it can be written as 2 + 2⁵ + 2¹⁷ + 9 + 2²¹ + 3⁵ + 9³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2229299) 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, 1114619 + 1114620.

It is an arithmetic number, because the mean of its divisors is an integer number (1114620).

2^2229239 is an apocalyptic number.

2229239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229239 is an equidigital number, since it uses as much as digits as its factorization.

2229239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 2229239 is about 1493.0636289187. The cubic root of 2229239 is about 130.6327925115.

The spelling of 2229239 in words is "two million, two hundred twenty-nine thousand, two hundred thirty-nine".