3606161321 has 24 divisors (see below), whose sum is σ = 4229374464. Its totient is φ = 3065731200.

The previous prime is 3606161311. The next prime is 3606161323. The reversal of 3606161321 is 1231616063.

It is a happy number.

It is not a de Polignac number, because 3606161321 - 2²⁶ = 3539052457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3606161323) 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 in 23 ways as a sum of consecutive naturals, for example, 4381316 + ... + 4382138.

It is an arithmetic number, because the mean of its divisors is an integer number (176223936).

Almost surely, 2^3606161321 is an apocalyptic number.

It is an amenable number.

3606161321 is a deficient number, since it is larger than the sum of its proper divisors (623213143).

3606161321 is a wasteful number, since it uses less digits than its factorization.

3606161321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461 (or 1454 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 3606161321 is about 60051.3223917675. The cubic root of 3606161321 is about 1533.4927143033.

Adding to 3606161321 its reverse (1231616063), we get a palindrome (4837777384).

The spelling of 3606161321 in words is "three billion, six hundred six million, one hundred sixty-one thousand, three hundred twenty-one".