4395229 has 2 divisors, whose sum is σ = 4395230. Its totient is φ = 4395228.

The previous prime is 4395227. The next prime is 4395271. The reversal of 4395229 is 9225934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3992004 + 403225 = 1998^2 + 635^2 .

It is a cyclic number.

It is not a de Polignac number, because 4395229 - 2¹ = 4395227 is a prime.

Together with 4395227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4395194 and 4395203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4395221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2197614 + 2197615.

It is an arithmetic number, because the mean of its divisors is an integer number (2197615).

Almost surely, 2^4395229 is an apocalyptic number.

It is an amenable number.

4395229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4395229 is an equidigital number, since it uses as much as digits as its factorization.

4395229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 34.

The square root of 4395229 is about 2096.4801453865. The cubic root of 4395229 is about 163.8050057036.

It can be divided in two parts, 4395 and 229, that added together give a square (4624 = 68²).

The spelling of 4395229 in words is "four million, three hundred ninety-five thousand, two hundred twenty-nine".