3830639 has 8 divisors (see below), whose sum is σ = 4091520. Its totient is φ = 3578400.

The previous prime is 3830623. The next prime is 3830669. The reversal of 3830639 is 9360383.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3830639 - 2⁴ = 3830623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3830669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1232 + ... + 3029.

It is an arithmetic number, because the mean of its divisors is an integer number (511440).

Almost surely, 2^3830639 is an apocalyptic number.

3830639 is a deficient number, since it is larger than the sum of its proper divisors (260881).

3830639 is a wasteful number, since it uses less digits than its factorization.

3830639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4321.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 3830639 is about 1957.2018291428. The cubic root of 3830639 is about 156.4673553158.

The spelling of 3830639 in words is "three million, eight hundred thirty thousand, six hundred thirty-nine".