4229309 has 16 divisors (see below), whose sum is σ = 5111040. Its totient is φ = 3421440.

The previous prime is 4229287. The next prime is 4229317. The reversal of 4229309 is 9039224.

It is a cyclic number.

It is not a de Polignac number, because 4229309 - 2¹⁶ = 4163773 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 4¹¹ + 2⁵ + 2¹⁵ + 9 + 3⁷ + 0 + 9 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4229339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17429 + ... + 17669.

It is an arithmetic number, because the mean of its divisors is an integer number (319440).

Almost surely, 2^4229309 is an apocalyptic number.

It is an amenable number.

4229309 is a deficient number, since it is larger than the sum of its proper divisors (881731).

4229309 is a wasteful number, since it uses less digits than its factorization.

4229309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380.

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

The square root of 4229309 is about 2056.5283854107. The cubic root of 4229309 is about 161.7172964085.

The spelling of 4229309 in words is "four million, two hundred twenty-nine thousand, three hundred nine".