3688539030 has 144 divisors (see below), whose sum is σ = 10813198032. Its totient is φ = 865123200.

The previous prime is 3688539017. The next prime is 3688539059. The reversal of 3688539030 is 309358863.

3688539030 is a `hidden beast` number, since 3 + 6 + 88 + 539 + 0 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 949452 + ... + 953328.

It is an arithmetic number, because the mean of its divisors is an integer number (75091653).

Almost surely, 2^3688539030 is an apocalyptic number.

3688539030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3688539030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5406599016).

3688539030 is an abundant number, since it is smaller than the sum of its proper divisors (7124659002).

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

3688539030 is a wasteful number, since it uses less digits than its factorization.

3688539030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3963 (or 3929 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 3688539030 is about 60733.3436425165. The cubic root of 3688539030 is about 1545.0817438762.

The spelling of 3688539030 in words is "three billion, six hundred eighty-eight million, five hundred thirty-nine thousand, thirty".