3863609 has 8 divisors (see below), whose sum is σ = 4059072. Its totient is φ = 3670480.

The previous prime is 3863603. The next prime is 3863611. The reversal of 3863609 is 9063683.

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 3863609 - 2¹⁶ = 3798073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3863603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3494 + ... + 4464.

It is an arithmetic number, because the mean of its divisors is an integer number (507384).

Almost surely, 2^3863609 is an apocalyptic number.

It is an amenable number.

3863609 is a deficient number, since it is larger than the sum of its proper divisors (195463).

3863609 is a wasteful number, since it uses less digits than its factorization.

3863609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 3863609 is about 1965.6065221707. The cubic root of 3863609 is about 156.9149741784.

It can be divided in two parts, 38 and 63609, that multiplied together give a palindrome (2417142).

The spelling of 3863609 in words is "three million, eight hundred sixty-three thousand, six hundred nine".