3688616742 has 32 divisors (see below), whose sum is σ = 7577297280. Its totient is φ = 1196354880.

The previous prime is 3688616719. The next prime is 3688616759. The reversal of 3688616742 is 2476168863.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73453 + ... + 113015.

It is an arithmetic number, because the mean of its divisors is an integer number (236790540).

Almost surely, 2^3688616742 is an apocalyptic number.

3688616742 is an abundant number, since it is smaller than the sum of its proper divisors (3888680538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3688616742 is a wasteful number, since it uses less digits than its factorization.

3688616742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39988.

The product of its digits is 2322432, while the sum is 51.

The square root of 3688616742 is about 60733.9834194992. The cubic root of 3688616742 is about 1545.0925946537.

It can be divided in two parts, 36886 and 16742, that added together give a triangular number (53628 = T₃₂₇).

The spelling of 3688616742 in words is "three billion, six hundred eighty-eight million, six hundred sixteen thousand, seven hundred forty-two".