3230133520 has 40 divisors (see below), whose sum is σ = 7584436440. Its totient is φ = 1279257600.

The previous prime is 3230133509. The next prime is 3230133523. The reversal of 3230133520 is 253310323.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 377291776 + 2852841744 = 19424^2 + 53412^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 3230133491 and 3230133500.

It is not an unprimeable number, because it can be changed into a prime (3230133523) 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, 191805 + ... + 207964.

It is an arithmetic number, because the mean of its divisors is an integer number (189610911).

Almost surely, 2^3230133520 is an apocalyptic number.

It is an amenable number.

3230133520 is an abundant number, since it is smaller than the sum of its proper divisors (4354302920).

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

3230133520 is a wasteful number, since it uses less digits than its factorization.

3230133520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399883 (or 399877 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 3230133520 is about 56834.2636091997. The cubic root of 3230133520 is about 1478.2236906782.

Adding to 3230133520 its reverse (253310323), we get a palindrome (3483443843).

The spelling of 3230133520 in words is "three billion, two hundred thirty million, one hundred thirty-three thousand, five hundred twenty".