3643012326 has 16 divisors (see below), whose sum is σ = 7309456128. Its totient is φ = 1210432200.

The previous prime is 3643012301. The next prime is 3643012357. The reversal of 3643012326 is 6232103463.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3643012293 and 3643012302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974290 + ... + 978021.

It is an arithmetic number, because the mean of its divisors is an integer number (456841008).

Almost surely, 2^3643012326 is an apocalyptic number.

3643012326 is an abundant number, since it is smaller than the sum of its proper divisors (3666443802).

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

3643012326 is a wasteful number, since it uses less digits than its factorization.

3643012326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952627.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 3643012326 is about 60357.3717618652. The cubic root of 3643012326 is about 1538.6985583682.

Adding to 3643012326 its reverse (6232103463), we get a palindrome (9875115789).

The spelling of 3643012326 in words is "three billion, six hundred forty-three million, twelve thousand, three hundred twenty-six".