232609889 has 2 divisors, whose sum is σ = 232609890. Its totient is φ = 232609888.

The previous prime is 232609877. The next prime is 232609931. The reversal of 232609889 is 988906232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187827025 + 44782864 = 13705^2 + 6692^2 .

It is a cyclic number.

It is not a de Polignac number, because 232609889 - 2⁴ = 232609873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (232609849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116304944 + 116304945.

It is an arithmetic number, because the mean of its divisors is an integer number (116304945).

Almost surely, 2^232609889 is an apocalyptic number.

It is an amenable number.

232609889 is a deficient number, since it is larger than the sum of its proper divisors (1).

232609889 is an equidigital number, since it uses as much as digits as its factorization.

232609889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 232609889 is about 15251.5536585621. The cubic root of 232609889 is about 615.0013342999.

The spelling of 232609889 in words is "two hundred thirty-two million, six hundred nine thousand, eight hundred eighty-nine".