4138306 has 16 divisors (see below), whose sum is σ = 6369408. Its totient is φ = 2016000.

The previous prime is 4138291. The next prime is 4138307. The reversal of 4138306 is 6038314.

4138306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4138307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21346 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (398088).

Almost surely, 2^4138306 is an apocalyptic number.

4138306 is a deficient number, since it is larger than the sum of its proper divisors (2231102).

4138306 is a wasteful number, since it uses less digits than its factorization.

4138306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4138306 is about 2034.2826745563. The cubic root of 4138306 is about 160.5489736454.

It can be divided in two parts, 4138 and 306, that added together give a palindrome (4444).

The spelling of 4138306 in words is "four million, one hundred thirty-eight thousand, three hundred six".