3858403009 has 4 divisors (see below), whose sum is σ = 3859710804. Its totient is φ = 3857095216.

The previous prime is 3858403001. The next prime is 3858403013. The reversal of 3858403009 is 9003048583.

3858403009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 393903409 + 3464499600 = 19847^2 + 58860^2 .

It is a cyclic number.

It is not a de Polignac number, because 3858403009 - 2³ = 3858403001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3858403001) 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, 649462 + ... + 655375.

It is an arithmetic number, because the mean of its divisors is an integer number (964927701).

Almost surely, 2^3858403009 is an apocalyptic number.

It is an amenable number.

3858403009 is a deficient number, since it is larger than the sum of its proper divisors (1307795).

3858403009 is a wasteful number, since it uses less digits than its factorization.

3858403009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307794.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 3858403009 is about 62116.0446986123. The cubic root of 3858403009 is about 1568.4446453093. Note that the first 3 decimals are identical.

The spelling of 3858403009 in words is "three billion, eight hundred fifty-eight million, four hundred three thousand, nine".