4308229 has 4 divisors (see below), whose sum is σ = 4312620. Its totient is φ = 4303840.

The previous prime is 4308217. The next prime is 4308251. The reversal of 4308229 is 9228034.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2873025 + 1435204 = 1695^2 + 1198^2 .

It is a cyclic number.

It is not a de Polignac number, because 4308229 - 2⁹ = 4307717 is a prime.

It is a Duffinian number.

4308229 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4308197 and 4308206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4308329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27 + ... + 2935.

It is an arithmetic number, because the mean of its divisors is an integer number (1078155).

Almost surely, 2^4308229 is an apocalyptic number.

It is an amenable number.

4308229 is a deficient number, since it is larger than the sum of its proper divisors (4391).

4308229 is a wasteful number, since it uses less digits than its factorization.

4308229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4308229 is about 2075.6273750363. The cubic root of 4308229 is about 162.7169992464.

The spelling of 4308229 in words is "four million, three hundred eight thousand, two hundred twenty-nine".