3986263 has 2 divisors, whose sum is σ = 3986264. Its totient is φ = 3986262.

The previous prime is 3986243. The next prime is 3986273. The reversal of 3986263 is 3626893.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3986263 - 2⁵ = 3986231 is a prime.

It is a d-powerful number, because it can be written as 3 + 9⁴ + 8³ + 6⁵ + 2²¹ + 6⁷ + 3¹³ .

3986263 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3986243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1993131 + 1993132.

It is an arithmetic number, because the mean of its divisors is an integer number (1993132).

Almost surely, 2^3986263 is an apocalyptic number.

3986263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3986263 is an equidigital number, since it uses as much as digits as its factorization.

3986263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 3986263 is about 1996.5627964079. The cubic root of 3986263 is about 158.5581790422.

The spelling of 3986263 in words is "three million, nine hundred eighty-six thousand, two hundred sixty-three".