432069889 has 2 divisors, whose sum is σ = 432069890. Its totient is φ = 432069888.

The previous prime is 432069887. The next prime is 432069901. The reversal of 432069889 is 988960234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423659889 + 8410000 = 20583^2 + 2900^2 .

It is a cyclic number.

It is not a de Polignac number, because 432069889 - 2¹ = 432069887 is a prime.

Together with 432069887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (432069887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216034944 + 216034945.

It is an arithmetic number, because the mean of its divisors is an integer number (216034945).

Almost surely, 2^432069889 is an apocalyptic number.

It is an amenable number.

432069889 is a deficient number, since it is larger than the sum of its proper divisors (1).

432069889 is an equidigital number, since it uses as much as digits as its factorization.

432069889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 432069889 is about 20786.2908908732. The cubic root of 432069889 is about 755.9933937676.

The spelling of 432069889 in words is "four hundred thirty-two million, sixty-nine thousand, eight hundred eighty-nine".