3645322033 has 16 divisors (see below), whose sum is σ = 3806637120. Its totient is φ = 3487708224.

The previous prime is 3645322001. The next prime is 3645322061. The reversal of 3645322033 is 3302235463.

3645322033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3645322033 - 2⁵ = 3645322001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3645321986 and 3645322004.

It is not an unprimeable number, because it can be changed into a prime (3645322063) 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, 2307838 + ... + 2309416.

It is an arithmetic number, because the mean of its divisors is an integer number (237914820).

Almost surely, 2^3645322033 is an apocalyptic number.

It is an amenable number.

3645322033 is a deficient number, since it is larger than the sum of its proper divisors (161315087).

3645322033 is a wasteful number, since it uses less digits than its factorization.

3645322033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688.

The product of its (nonzero) digits is 38880, while the sum is 31.

The square root of 3645322033 is about 60376.5023249940. The cubic root of 3645322033 is about 1539.0236731998.

Adding to 3645322033 its reverse (3302235463), we get a palindrome (6947557496).

The spelling of 3645322033 in words is "three billion, six hundred forty-five million, three hundred twenty-two thousand, thirty-three".