432990517 has 2 divisors, whose sum is σ = 432990518. Its totient is φ = 432990516.

The previous prime is 432990427. The next prime is 432990581. The reversal of 432990517 is 715099234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 358496356 + 74494161 = 18934^2 + 8631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432990517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 432990517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432996517) 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, 216495258 + 216495259.

It is an arithmetic number, because the mean of its divisors is an integer number (216495259).

Almost surely, 2^432990517 is an apocalyptic number.

It is an amenable number.

432990517 is a deficient number, since it is larger than the sum of its proper divisors (1).

432990517 is an equidigital number, since it uses as much as digits as its factorization.

432990517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 432990517 is about 20808.4241834888. The cubic root of 432990517 is about 756.5299542985.

The spelling of 432990517 in words is "four hundred thirty-two million, nine hundred ninety thousand, five hundred seventeen".