3863693 has 4 divisors (see below), whose sum is σ = 3870108. Its totient is φ = 3857280.

The previous prime is 3863687. The next prime is 3863737. The reversal of 3863693 is 3963683.

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 1592644 + 2271049 = 1262^2 + 1507^2 .

It is a cyclic number.

It is not a de Polignac number, because 3863693 - 2⁴ = 3863677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 2198 + ... + 3543.

It is an arithmetic number, because the mean of its divisors is an integer number (967527).

Almost surely, 2^3863693 is an apocalyptic number.

It is an amenable number.

3863693 is a deficient number, since it is larger than the sum of its proper divisors (6415).

3863693 is an equidigital number, since it uses as much as digits as its factorization.

3863693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6414.

The product of its digits is 69984, while the sum is 38.

The square root of 3863693 is about 1965.6278895050. The cubic root of 3863693 is about 156.9161113503.

The spelling of 3863693 in words is "three million, eight hundred sixty-three thousand, six hundred ninety-three".