3621560144 has 10 divisors (see below), whose sum is σ = 7016772810. Its totient is φ = 1810780064.

The previous prime is 3621560141. The next prime is 3621560161. The reversal of 3621560144 is 4410651263.

It can be written as a sum of positive squares in only one way, i.e., 3547393600 + 74166544 = 59560^2 + 8612^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3621560144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621560141) by changing a digit.

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 as a sum of consecutive naturals, namely, 113173739 + ... + 113173770.

It is an arithmetic number, because the mean of its divisors is an integer number (701677281).

Almost surely, 2^3621560144 is an apocalyptic number.

It is an amenable number.

3621560144 is a deficient number, since it is larger than the sum of its proper divisors (3395212666).

3621560144 is a wasteful number, since it uses less digits than its factorization.

3621560144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226347517 (or 226347511 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3621560144 is about 60179.3996646693. The cubic root of 3621560144 is about 1535.6723589541.

The spelling of 3621560144 in words is "three billion, six hundred twenty-one million, five hundred sixty thousand, one hundred forty-four".