429889 has 2 divisors, whose sum is σ = 429890. Its totient is φ = 429888.

The previous prime is 429887. The next prime is 429899. The reversal of 429889 is 988924.

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., 339889 + 90000 = 583^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 429889 - 2¹ = 429887 is a prime.

Together with 429887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (429881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214944 + 214945.

It is an arithmetic number, because the mean of its divisors is an integer number (214945).

2⁴²⁹⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

429889 is a deficient number, since it is larger than the sum of its proper divisors (1).

429889 is an equidigital number, since it uses as much as digits as its factorization.

429889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 40.

The square root of 429889 is about 655.6592102609. The cubic root of 429889 is about 75.4719279289.

The spelling of 429889 in words is "four hundred twenty-nine thousand, eight hundred eighty-nine".