3609863 has 2 divisors, whose sum is σ = 3609864. Its totient is φ = 3609862.

The previous prime is 3609847. The next prime is 3609871. The reversal of 3609863 is 3689063.

3609863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3609863 - 2⁴ = 3609847 is a prime.

It is a super-2 number, since 2×3609863² = 26062221757538, 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 (3609803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1804931 + 1804932.

It is an arithmetic number, because the mean of its divisors is an integer number (1804932).

Almost surely, 2^3609863 is an apocalyptic number.

3609863 is a deficient number, since it is larger than the sum of its proper divisors (1).

3609863 is an equidigital number, since it uses as much as digits as its factorization.

3609863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 3609863 is about 1899.9639470264. The cubic root of 3609863 is about 153.4017238499.

The spelling of 3609863 in words is "three million, six hundred nine thousand, eight hundred sixty-three".