4231229 has 2 divisors, whose sum is σ = 4231230. Its totient is φ = 4231228.

The previous prime is 4231219. The next prime is 4231247. The reversal of 4231229 is 9221324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4108729 + 122500 = 2027^2 + 350^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231229 - 2²⁰ = 3182653 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4³ + 2⁶ + 3⁹ + 1 + 2¹⁴ + 2²² + 9³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115614 + 2115615.

It is an arithmetic number, because the mean of its divisors is an integer number (2115615).

Almost surely, 2^4231229 is an apocalyptic number.

It is an amenable number.

4231229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231229 is an equidigital number, since it uses as much as digits as its factorization.

4231229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

The square root of 4231229 is about 2056.9951385455. The cubic root of 4231229 is about 161.7417645690.

The spelling of 4231229 in words is "four million, two hundred thirty-one thousand, two hundred twenty-nine".