429932089 has 2 divisors, whose sum is σ = 429932090. Its totient is φ = 429932088.

The previous prime is 429932071. The next prime is 429932093. The reversal of 429932089 is 980239924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364046400 + 65885689 = 19080^2 + 8117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429932089 is a prime.

It is not a weakly prime, because it can be changed into another prime (429939089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214966044 + 214966045.

It is an arithmetic number, because the mean of its divisors is an integer number (214966045).

Almost surely, 2^429932089 is an apocalyptic number.

It is an amenable number.

429932089 is a deficient number, since it is larger than the sum of its proper divisors (1).

429932089 is an equidigital number, since it uses as much as digits as its factorization.

429932089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 429932089 is about 20734.8038090550. The cubic root of 429932089 is about 754.7444943353.

The spelling of 429932089 in words is "four hundred twenty-nine million, nine hundred thirty-two thousand, eighty-nine".