232237609 has 2 divisors, whose sum is σ = 232237610. Its totient is φ = 232237608.

The previous prime is 232237583. The next prime is 232237613. The reversal of 232237609 is 906732232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191213584 + 41024025 = 13828^2 + 6405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232237609 is a prime.

It is not a weakly prime, because it can be changed into another prime (232237619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116118804 + 116118805.

It is an arithmetic number, because the mean of its divisors is an integer number (116118805).

Almost surely, 2^232237609 is an apocalyptic number.

It is an amenable number.

232237609 is a deficient number, since it is larger than the sum of its proper divisors (1).

232237609 is an equidigital number, since it uses as much as digits as its factorization.

232237609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 232237609 is about 15239.3441131828. The cubic root of 232237609 is about 614.6730665885.

The spelling of 232237609 in words is "two hundred thirty-two million, two hundred thirty-seven thousand, six hundred nine".