232641641 has 2 divisors, whose sum is σ = 232641642. Its totient is φ = 232641640.

The previous prime is 232641589. The next prime is 232641677. The reversal of 232641641 is 146146232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 231192025 + 1449616 = 15205^2 + 1204^2 .

It is a cyclic number.

It is not a de Polignac number, because 232641641 - 2²² = 228447337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (232641341) by changing a digit.

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 as a sum of consecutive naturals, namely, 116320820 + 116320821.

It is an arithmetic number, because the mean of its divisors is an integer number (116320821).

Almost surely, 2^232641641 is an apocalyptic number.

It is an amenable number.

232641641 is a deficient number, since it is larger than the sum of its proper divisors (1).

232641641 is an equidigital number, since it uses as much as digits as its factorization.

232641641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 232641641 is about 15252.5945661714. The cubic root of 232641641 is about 615.0293162485.

Adding to 232641641 its reverse (146146232), we get a palindrome (378787873).

The spelling of 232641641 in words is "two hundred thirty-two million, six hundred forty-one thousand, six hundred forty-one".