3859963 has 2 divisors, whose sum is σ = 3859964. Its totient is φ = 3859962.

The previous prime is 3859939. The next prime is 3859979. The reversal of 3859963 is 3699583.

It is a strong prime.

It is an emirp because it is prime and its reverse (3699583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3859963 - 2⁵ = 3859931 is a prime.

It is a super-2 number, since 2×3859963² = 29798628722738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3859993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1929981 + 1929982.

It is an arithmetic number, because the mean of its divisors is an integer number (1929982).

Almost surely, 2^3859963 is an apocalyptic number.

3859963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3859963 is an equidigital number, since it uses as much as digits as its factorization.

3859963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 43.

The square root of 3859963 is about 1964.6788541642. The cubic root of 3859963 is about 156.8655996124.

The spelling of 3859963 in words is "three million, eight hundred fifty-nine thousand, nine hundred sixty-three".