133305326 has 16 divisors (see below), whose sum is σ = 249298560. Its totient is φ = 51937080.

The previous prime is 133305317. The next prime is 133305343. The reversal of 133305326 is 623503331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133305295 and 133305304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432656 + ... + 432963.

It is an arithmetic number, because the mean of its divisors is an integer number (15581160).

Almost surely, 2^133305326 is an apocalyptic number.

133305326 is a deficient number, since it is larger than the sum of its proper divisors (115993234).

133305326 is a wasteful number, since it uses less digits than its factorization.

133305326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865639.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 133305326 is about 11545.7925669917. The cubic root of 133305326 is about 510.8371819513.

Adding to 133305326 its reverse (623503331), we get a palindrome (756808657).

The spelling of 133305326 in words is "one hundred thirty-three million, three hundred five thousand, three hundred twenty-six".