232640333 has 2 divisors, whose sum is σ = 232640334. Its totient is φ = 232640332.

The previous prime is 232640329. The next prime is 232640339. The reversal of 232640333 is 333046232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212372329 + 20268004 = 14573^2 + 4502^2 .

It is a cyclic number.

It is not a de Polignac number, because 232640333 - 2² = 232640329 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232640339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116320166 + 116320167.

It is an arithmetic number, because the mean of its divisors is an integer number (116320167).

Almost surely, 2^232640333 is an apocalyptic number.

It is an amenable number.

232640333 is a deficient number, since it is larger than the sum of its proper divisors (1).

232640333 is an equidigital number, since it uses as much as digits as its factorization.

232640333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 26.

The square root of 232640333 is about 15252.5516881602. The cubic root of 232640333 is about 615.0281636033.

Adding to 232640333 its reverse (333046232), we get a palindrome (565686565).

The spelling of 232640333 in words is "two hundred thirty-two million, six hundred forty thousand, three hundred thirty-three".