232242133 has 2 divisors, whose sum is σ = 232242134. Its totient is φ = 232242132.

The previous prime is 232242091. The next prime is 232242139. The reversal of 232242133 is 331242232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131400369 + 100841764 = 11463^2 + 10042^2 .

It is a cyclic number.

It is not a de Polignac number, because 232242133 - 2⁹ = 232241621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232242139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116121066 + 116121067.

It is an arithmetic number, because the mean of its divisors is an integer number (116121067).

Almost surely, 2^232242133 is an apocalyptic number.

It is an amenable number.

232242133 is a deficient number, since it is larger than the sum of its proper divisors (1).

232242133 is an equidigital number, since it uses as much as digits as its factorization.

232242133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 22.

The square root of 232242133 is about 15239.4925440449. The cubic root of 232242133 is about 614.6770578497.

Adding to 232242133 its reverse (331242232), we get a palindrome (563484365).

Subtracting 232242133 from its reverse (331242232), we obtain a palindrome (99000099).

The spelling of 232242133 in words is "two hundred thirty-two million, two hundred forty-two thousand, one hundred thirty-three".