16434345 has 16 divisors (see below), whose sum is σ = 26353152. Its totient is φ = 8745600.

The previous prime is 16434323. The next prime is 16434347. The reversal of 16434345 is 54343461.

It is not a de Polignac number, because 16434345 - 2⁶ = 16434281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16434347) 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 15 ways as a sum of consecutive naturals, for example, 8104 + ... + 9926.

It is an arithmetic number, because the mean of its divisors is an integer number (1647072).

Almost surely, 2^16434345 is an apocalyptic number.

16434345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16434345 is a deficient number, since it is larger than the sum of its proper divisors (9918807).

16434345 is a wasteful number, since it uses less digits than its factorization.

16434345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432.

The product of its digits is 17280, while the sum is 30.

The square root of 16434345 is about 4053.9295751160. The cubic root of 16434345 is about 254.2440510883.

It can be divided in two parts, 1 and 6434345, that added together give a palindrome (6434346).

The spelling of 16434345 in words is "sixteen million, four hundred thirty-four thousand, three hundred forty-five".