3681612130 has 32 divisors (see below), whose sum is σ = 7644398976. Its totient is φ = 1250467584.

The previous prime is 3681612127. The next prime is 3681612149. The reversal of 3681612130 is 312161863.

It is a junction number, because it is equal to n+sod(n) for n = 3681612092 and 3681612101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238279 + ... + 253258.

It is an arithmetic number, because the mean of its divisors is an integer number (238887468).

Almost surely, 2^3681612130 is an apocalyptic number.

3681612130 is an abundant number, since it is smaller than the sum of its proper divisors (3962786846).

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

3681612130 is a wasteful number, since it uses less digits than its factorization.

3681612130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491658.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3681612130 is about 60676.2896855106. The cubic root of 3681612130 is about 1544.1139412388.

Adding to 3681612130 its reverse (312161863), we get a palindrome (3993773993).

The spelling of 3681612130 in words is "three billion, six hundred eighty-one million, six hundred twelve thousand, one hundred thirty".