3893863 has 2 divisors, whose sum is σ = 3893864. Its totient is φ = 3893862.

The previous prime is 3893861. The next prime is 3893881. The reversal of 3893863 is 3683983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3893863 - 2¹ = 3893861 is a prime.

Together with 3893861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3893861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1946931 + 1946932.

It is an arithmetic number, because the mean of its divisors is an integer number (1946932).

Almost surely, 2^3893863 is an apocalyptic number.

3893863 is a deficient number, since it is larger than the sum of its proper divisors (1).

3893863 is an equidigital number, since it uses as much as digits as its factorization.

3893863 is an evil number, because the sum of its binary digits is even.

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

The square root of 3893863 is about 1973.2873586987. The cubic root of 3893863 is about 157.3234841140.

The spelling of 3893863 in words is "three million, eight hundred ninety-three thousand, eight hundred sixty-three".