3688536867 has 16 divisors (see below), whose sum is σ = 4973944320. Its totient is φ = 2431148000.

The previous prime is 3688536799. The next prime is 3688536881. The reversal of 3688536867 is 7686358863.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3688536867 - 2¹⁶ = 3688471331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3688536867.

It is not an unprimeable number, because it can be changed into a prime (3688536067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209392 + ... + 226322.

It is an arithmetic number, because the mean of its divisors is an integer number (310871520).

Almost surely, 2^3688536867 is an apocalyptic number.

3688536867 is a deficient number, since it is larger than the sum of its proper divisors (1285407453).

3688536867 is a wasteful number, since it uses less digits than its factorization.

3688536867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17754.

The product of its digits is 34836480, while the sum is 60.

The square root of 3688536867 is about 60733.3258351624. The cubic root of 3688536867 is about 1545.0814418585.

The spelling of 3688536867 in words is "three billion, six hundred eighty-eight million, five hundred thirty-six thousand, eight hundred sixty-seven".