3621847168 has 96 divisors (see below), whose sum is σ = 7640192700. Its totient is φ = 1709875200.

The previous prime is 3621847153. The next prime is 3621847171. The reversal of 3621847168 is 8617481263.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3620188224 + 1658944 = 60168^2 + 1288^2 .

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6026068 + ... + 6026668.

Almost surely, 2^3621847168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3621847168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3820096350).

3621847168 is an abundant number, since it is smaller than the sum of its proper divisors (4018345532).

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

3621847168 is an equidigital number, since it uses as much as digits as its factorization.

3621847168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750 (or 715 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 3621847168 is about 60181.7843537395. The cubic root of 3621847168 is about 1535.7129273980.

The spelling of 3621847168 in words is "three billion, six hundred twenty-one million, eight hundred forty-seven thousand, one hundred sixty-eight".