432946399 has 2 divisors, whose sum is σ = 432946400. Its totient is φ = 432946398.

The previous prime is 432946363. The next prime is 432946417. The reversal of 432946399 is 993649234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 432946399 - 2⁷ = 432946271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432946699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216473199 + 216473200.

It is an arithmetic number, because the mean of its divisors is an integer number (216473200).

Almost surely, 2^432946399 is an apocalyptic number.

432946399 is a deficient number, since it is larger than the sum of its proper divisors (1).

432946399 is an equidigital number, since it uses as much as digits as its factorization.

432946399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 49.

The square root of 432946399 is about 20807.3640569871. The cubic root of 432946399 is about 756.5042587995.

The spelling of 432946399 in words is "four hundred thirty-two million, nine hundred forty-six thousand, three hundred ninety-nine".