232405907 has 2 divisors, whose sum is σ = 232405908. Its totient is φ = 232405906.

The previous prime is 232405883. The next prime is 232405909. The reversal of 232405907 is 709504232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232405907 - 2¹⁰ = 232404883 is a prime.

Together with 232405909, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (232405909) 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, 116202953 + 116202954.

It is an arithmetic number, because the mean of its divisors is an integer number (116202954).

Almost surely, 2^232405907 is an apocalyptic number.

232405907 is a deficient number, since it is larger than the sum of its proper divisors (1).

232405907 is an equidigital number, since it uses as much as digits as its factorization.

232405907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 232405907 is about 15244.8649387261. The cubic root of 232405907 is about 614.8215112056.

The spelling of 232405907 in words is "two hundred thirty-two million, four hundred five thousand, nine hundred seven".