3621984533 has 16 divisors (see below), whose sum is σ = 3694913280. Its totient is φ = 3550008000.

The previous prime is 3621984523. The next prime is 3621984581. The reversal of 3621984533 is 3354891263.

It is a cyclic number.

It is not a de Polignac number, because 3621984533 - 2⁴ = 3621984517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621984503) by changing a digit.

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, 5479223 + ... + 5479883.

It is an arithmetic number, because the mean of its divisors is an integer number (230932080).

Almost surely, 2^3621984533 is an apocalyptic number.

It is an amenable number.

3621984533 is a deficient number, since it is larger than the sum of its proper divisors (72928747).

3621984533 is a wasteful number, since it uses less digits than its factorization.

3621984533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228.

The product of its digits is 466560, while the sum is 44.

The square root of 3621984533 is about 60182.9255935602. The cubic root of 3621984533 is about 1535.7323420346.

The spelling of 3621984533 in words is "three billion, six hundred twenty-one million, nine hundred eighty-four thousand, five hundred thirty-three".