3866963 has 2 divisors, whose sum is σ = 3866964. Its totient is φ = 3866962.

The previous prime is 3866957. The next prime is 3866969. The reversal of 3866963 is 3696683.

It is a balanced prime because it is at equal distance from previous prime (3866957) and next prime (3866969).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3866963 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3866963.

It is not a weakly prime, because it can be changed into another prime (3866969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1933481 + 1933482.

It is an arithmetic number, because the mean of its divisors is an integer number (1933482).

Almost surely, 2^3866963 is an apocalyptic number.

3866963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3866963 is an equidigital number, since it uses as much as digits as its factorization.

3866963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 41.

The square root of 3866963 is about 1966.4595088636. The cubic root of 3866963 is about 156.9603670227.

The spelling of 3866963 in words is "three million, eight hundred sixty-six thousand, nine hundred sixty-three".