3969263 has 2 divisors, whose sum is σ = 3969264. Its totient is φ = 3969262.

The previous prime is 3969253. The next prime is 3969269. The reversal of 3969263 is 3629693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3969263 - 2⁴ = 3969247 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3969269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1984631 + 1984632.

It is an arithmetic number, because the mean of its divisors is an integer number (1984632).

Almost surely, 2^3969263 is an apocalyptic number.

3969263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3969263 is an equidigital number, since it uses as much as digits as its factorization.

3969263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 38.

The square root of 3969263 is about 1992.3009310845. The cubic root of 3969263 is about 158.3324597059.

The spelling of 3969263 in words is "three million, nine hundred sixty-nine thousand, two hundred sixty-three".