3605281936 has 45 divisors (see below), whose sum is σ = 7428713241. Its totient is φ = 1694681856.

The previous prime is 3605281921. The next prime is 3605281957. The reversal of 3605281936 is 6391825063.

The square root of 3605281936 is 60044.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2806880400 + 798401536 = 52980^2 + 28256^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3605281892 and 3605281901.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4082551 + ... + 4083433.

Almost surely, 2^3605281936 is an apocalyptic number.

3605281936 is the 60044-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3605281936

3605281936 is an abundant number, since it is smaller than the sum of its proper divisors (3823431305).

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

3605281936 is an frugal number, since it uses more digits than its factorization.

3605281936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The cubic root of 3605281936 is about 1533.3680535721.

The spelling of 3605281936 in words is "three billion, six hundred five million, two hundred eighty-one thousand, nine hundred thirty-six".