3863893 has 8 divisors (see below), whose sum is σ = 4251456. Its totient is φ = 3511420.

The previous prime is 3863887. The next prime is 3863903. The reversal of 3863893 is 3983683.

It is not a de Polignac number, because 3863893 - 2⁵ = 3863861 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3863803) 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, 121 + ... + 2782.

It is an arithmetic number, because the mean of its divisors is an integer number (531432).

Almost surely, 2^3863893 is an apocalyptic number.

It is an amenable number.

3863893 is a deficient number, since it is larger than the sum of its proper divisors (387563).

3863893 is an equidigital number, since it uses as much as digits as its factorization.

3863893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936 (or 2914 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 3863893 is about 1965.6787631757. The cubic root of 3863893 is about 156.9188188360.

The spelling of 3863893 in words is "three million, eight hundred sixty-three thousand, eight hundred ninety-three".