16434329 has 4 divisors (see below), whose sum is σ = 17001060. Its totient is φ = 15867600.

The previous prime is 16434323. The next prime is 16434347. The reversal of 16434329 is 92343461.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8111104 + 8323225 = 2848^2 + 2885^2 .

It is a cyclic number.

It is not a de Polignac number, because 16434329 - 2⁸ = 16434073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16434295 and 16434304.

It is not an unprimeable number, because it can be changed into a prime (16434323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283322 + ... + 283379.

It is an arithmetic number, because the mean of its divisors is an integer number (4250265).

Almost surely, 2^16434329 is an apocalyptic number.

It is an amenable number.

16434329 is a deficient number, since it is larger than the sum of its proper divisors (566731).

16434329 is an equidigital number, since it uses as much as digits as its factorization.

16434329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566730.

The product of its digits is 15552, while the sum is 32.

The square root of 16434329 is about 4053.9276017216. The cubic root of 16434329 is about 254.2439685800.

The spelling of 16434329 in words is "sixteen million, four hundred thirty-four thousand, three hundred twenty-nine".