3689601263 has 2 divisors, whose sum is σ = 3689601264. Its totient is φ = 3689601262.

The previous prime is 3689601247. The next prime is 3689601269. The reversal of 3689601263 is 3621069863.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3689601263 - 2⁴ = 3689601247 is a prime.

It is a super-2 number, since 2×3689601263² = 27226314959862390338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3689601269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844800631 + 1844800632.

It is an arithmetic number, because the mean of its divisors is an integer number (1844800632).

Almost surely, 2^3689601263 is an apocalyptic number.

3689601263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3689601263 is an equidigital number, since it uses as much as digits as its factorization.

3689601263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 3689601263 is about 60742.0880691469. The cubic root of 3689601263 is about 1545.2300482391.

The spelling of 3689601263 in words is "three billion, six hundred eighty-nine million, six hundred one thousand, two hundred sixty-three".