232232381 has 2 divisors, whose sum is σ = 232232382. Its totient is φ = 232232380.

The previous prime is 232232353. The next prime is 232232401. The reversal of 232232381 is 183232232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176491225 + 55741156 = 13285^2 + 7466^2 .

It is a cyclic number.

It is not a de Polignac number, because 232232381 - 2¹⁸ = 231970237 is a prime.

It is a super-2 number, since 2×232232381² = 107863757569858322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 232232381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232232321) 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, 116116190 + 116116191.

It is an arithmetic number, because the mean of its divisors is an integer number (116116191).

Almost surely, 2^232232381 is an apocalyptic number.

It is an amenable number.

232232381 is a deficient number, since it is larger than the sum of its proper divisors (1).

232232381 is an equidigital number, since it uses as much as digits as its factorization.

232232381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 26.

The square root of 232232381 is about 15239.1725825256. The cubic root of 232232381 is about 614.6684541646.

The spelling of 232232381 in words is "two hundred thirty-two million, two hundred thirty-two thousand, three hundred eighty-one".