432230257 has 2 divisors, whose sum is σ = 432230258. Its totient is φ = 432230256.

The previous prime is 432230233. The next prime is 432230261. The reversal of 432230257 is 752032234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305690256 + 126540001 = 17484^2 + 11249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432230257 is a prime.

It is not a weakly prime, because it can be changed into another prime (432230857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216115128 + 216115129.

It is an arithmetic number, because the mean of its divisors is an integer number (216115129).

Almost surely, 2^432230257 is an apocalyptic number.

It is an amenable number.

432230257 is a deficient number, since it is larger than the sum of its proper divisors (1).

432230257 is an equidigital number, since it uses as much as digits as its factorization.

432230257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 432230257 is about 20790.1480754707. The cubic root of 432230257 is about 756.0869142490.

The spelling of 432230257 in words is "four hundred thirty-two million, two hundred thirty thousand, two hundred fifty-seven".