3816009 has 6 divisors (see below), whose sum is σ = 5512026. Its totient is φ = 2544000.

The previous prime is 3815963. The next prime is 3816011. The reversal of 3816009 is 9006183.

3816009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3459600 + 356409 = 1860^2 + 597^2 .

It is not a de Polignac number, because 3816009 - 2¹⁹ = 3291721 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3816019) 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 5 ways as a sum of consecutive naturals, for example, 211992 + ... + 212009.

It is an arithmetic number, because the mean of its divisors is an integer number (918671).

Almost surely, 2^3816009 is an apocalyptic number.

It is an amenable number.

3816009 is a deficient number, since it is larger than the sum of its proper divisors (1696017).

3816009 is a wasteful number, since it uses less digits than its factorization.

3816009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424007 (or 424004 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 3816009 is about 1953.4607751373. The cubic root of 3816009 is about 156.2679074942.

The spelling of 3816009 in words is "three million, eight hundred sixteen thousand, nine".