3233726561 has 8 divisors (see below), whose sum is σ = 3633887040. Its totient is φ = 2855196432.

The previous prime is 3233726557. The next prime is 3233726567. The reversal of 3233726561 is 1656273323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3233726561 - 2² = 3233726557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3233726567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5407271 + ... + 5407868.

It is an arithmetic number, because the mean of its divisors is an integer number (454235880).

Almost surely, 2^3233726561 is an apocalyptic number.

It is an amenable number.

3233726561 is a deficient number, since it is larger than the sum of its proper divisors (400160479).

3233726561 is a wasteful number, since it uses less digits than its factorization.

3233726561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10815175.

The product of its digits is 136080, while the sum is 38.

The square root of 3233726561 is about 56865.8646377596. The cubic root of 3233726561 is about 1478.7715885862.

Adding to 3233726561 its reverse (1656273323), we get a palindrome (4889999884).

The spelling of 3233726561 in words is "three billion, two hundred thirty-three million, seven hundred twenty-six thousand, five hundred sixty-one".