232955609 has 2 divisors, whose sum is σ = 232955610. Its totient is φ = 232955608.

The previous prime is 232955603. The next prime is 232955623. The reversal of 232955609 is 906559232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231192025 + 1763584 = 15205^2 + 1328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232955609 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (232955603) 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, 116477804 + 116477805.

It is an arithmetic number, because the mean of its divisors is an integer number (116477805).

Almost surely, 2^232955609 is an apocalyptic number.

It is an amenable number.

232955609 is a deficient number, since it is larger than the sum of its proper divisors (1).

232955609 is an equidigital number, since it uses as much as digits as its factorization.

232955609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 232955609 is about 15262.8833776584. The cubic root of 232955609 is about 615.3058685186.

The spelling of 232955609 in words is "two hundred thirty-two million, nine hundred fifty-five thousand, six hundred nine".