4230306 has 20 divisors (see below), whose sum is σ = 9479382. Its totient is φ = 1410048.

The previous prime is 4230283. The next prime is 4230311. The reversal of 4230306 is 6030324.

It can be written as a sum of positive squares in only one way, i.e., 3404025 + 826281 = 1845^2 + 909^2 .

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12895 + ... + 13218.

Almost surely, 2^4230306 is an apocalyptic number.

4230306 is an abundant number, since it is smaller than the sum of its proper divisors (5249076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4230306 is a wasteful number, since it uses less digits than its factorization.

4230306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26127 (or 26118 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 4230306 is about 2056.7707699207. The cubic root of 4230306 is about 161.7300029347.

Adding to 4230306 its sum of digits (18), we get a palindrome (4230324).

The spelling of 4230306 in words is "four million, two hundred thirty thousand, three hundred six".