3621098240 has 144 divisors (see below), whose sum is σ = 8983232832. Its totient is φ = 1397440512.

The previous prime is 3621098227. The next prime is 3621098249. The reversal of 3621098240 is 428901263.

It is a super-2 number, since 2×3621098240² = 26224704927462195200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3621098240.

It is not an unprimeable number, because it can be changed into a prime (3621098249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7435277 + ... + 7435763.

Almost surely, 2^3621098240 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 3621098240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4491616416).

3621098240 is an abundant number, since it is smaller than the sum of its proper divisors (5362134592).

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

3621098240 is a wasteful number, since it uses less digits than its factorization.

3621098240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 3621098240 is about 60175.5618170699. The cubic root of 3621098240 is about 1535.6070681829.

The spelling of 3621098240 in words is "three billion, six hundred twenty-one million, ninety-eight thousand, two hundred forty".