432222289 has 2 divisors, whose sum is σ = 432222290. Its totient is φ = 432222288.

The previous prime is 432222281. The next prime is 432222313. The reversal of 432222289 is 982222234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240870400 + 191351889 = 15520^2 + 13833^2 .

It is a cyclic number.

It is not a de Polignac number, because 432222289 - 2³ = 432222281 is a prime.

It is a super-2 number, since 2×432222289² = 373632214216799042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (432222281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216111144 + 216111145.

It is an arithmetic number, because the mean of its divisors is an integer number (216111145).

Almost surely, 2^432222289 is an apocalyptic number.

It is an amenable number.

432222289 is a deficient number, since it is larger than the sum of its proper divisors (1).

432222289 is an equidigital number, since it uses as much as digits as its factorization.

432222289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 34.

The square root of 432222289 is about 20789.9564453608. The cubic root of 432222289 is about 756.0822681625.

Subtracting 432222289 from its reverse (982222234), we obtain a palindrome (549999945).

The spelling of 432222289 in words is "four hundred thirty-two million, two hundred twenty-two thousand, two hundred eighty-nine".