3688885365 has 64 divisors (see below), whose sum is σ = 6526586880. Its totient is φ = 1764322560.

The previous prime is 3688885357. The next prime is 3688885367. The reversal of 3688885365 is 5635888863.

It is not a de Polignac number, because 3688885365 - 2³ = 3688885357 is a prime.

It is a super-2 number, since 2×3688885365² = 27215750472222366450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3688885299 and 3688885308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3688885367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7967124 + ... + 7967586.

It is an arithmetic number, because the mean of its divisors is an integer number (101977920).

Almost surely, 2^3688885365 is an apocalyptic number.

It is an amenable number.

3688885365 is a deficient number, since it is larger than the sum of its proper divisors (2837701515).

3688885365 is a wasteful number, since it uses less digits than its factorization.

3688885365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034.

The product of its digits is 33177600, while the sum is 60.

The square root of 3688885365 is about 60736.1948511759. The cubic root of 3688885365 is about 1545.1301007942.

The spelling of 3688885365 in words is "three billion, six hundred eighty-eight million, eight hundred eighty-five thousand, three hundred sixty-five".