3621747360 has 768 divisors, whose sum is σ = 15328051200. Its totient is φ = 696729600.

The previous prime is 3621747359. The next prime is 3621747373. The reversal of 3621747360 is 637471263.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 33226986 + ... + 33227094.

It is an arithmetic number, because the mean of its divisors is an integer number (19958400).

Almost surely, 2^3621747360 is an apocalyptic number.

3621747360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3621747360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7664025600).

3621747360 is an abundant number, since it is smaller than the sum of its proper divisors (11706303840).

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

3621747360 is a wasteful number, since it uses less digits than its factorization.

3621747360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 39.

The square root of 3621747360 is about 60180.9551270167. The cubic root of 3621747360 is about 1535.6988206143.

The spelling of 3621747360 in words is "three billion, six hundred twenty-one million, seven hundred forty-seven thousand, three hundred sixty".