16343445 has 8 divisors (see below), whose sum is σ = 26149536. Its totient is φ = 8716496.

The previous prime is 16343407. The next prime is 16343449. The reversal of 16343445 is 54434361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16343445 - 2⁸ = 16343189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16343449) 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 7 ways as a sum of consecutive naturals, for example, 544767 + ... + 544796.

It is an arithmetic number, because the mean of its divisors is an integer number (3268692).

Almost surely, 2^16343445 is an apocalyptic number.

16343445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16343445 is a deficient number, since it is larger than the sum of its proper divisors (9806091).

16343445 is a wasteful number, since it uses less digits than its factorization.

16343445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089571.

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

The square root of 16343445 is about 4042.7026850858. The cubic root of 16343445 is about 253.7744344610.

The spelling of 16343445 in words is "sixteen million, three hundred forty-three thousand, four hundred forty-five".