232447979 has 2 divisors, whose sum is σ = 232447980. Its totient is φ = 232447978.

The previous prime is 232447961. The next prime is 232447997. The reversal of 232447979 is 979744232.

Together with next prime (232447997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (232447961) and next prime (232447997).

It is a cyclic number.

It is not a de Polignac number, because 232447979 - 2²⁰ = 231399403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (232447909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116223989 + 116223990.

It is an arithmetic number, because the mean of its divisors is an integer number (116223990).

Almost surely, 2^232447979 is an apocalyptic number.

232447979 is a deficient number, since it is larger than the sum of its proper divisors (1).

232447979 is an equidigital number, since it uses as much as digits as its factorization.

232447979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 47.

The square root of 232447979 is about 15246.2447507575. The cubic root of 232447979 is about 614.8586089573.

The spelling of 232447979 in words is "two hundred thirty-two million, four hundred forty-seven thousand, nine hundred seventy-nine".