16396343 has 4 divisors (see below), whose sum is σ = 16460400. Its totient is φ = 16332288.

The previous prime is 16396337. The next prime is 16396361. The reversal of 16396343 is 34369361.

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

It is a cyclic number.

It is not a de Polignac number, because 16396343 - 2⁴ = 16396327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16396363) 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, 31643 + ... + 32156.

It is an arithmetic number, because the mean of its divisors is an integer number (4115100).

Almost surely, 2^16396343 is an apocalyptic number.

16396343 is a deficient number, since it is larger than the sum of its proper divisors (64057).

16396343 is an equidigital number, since it uses as much as digits as its factorization.

16396343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64056.

The product of its digits is 34992, while the sum is 35.

The square root of 16396343 is about 4049.2398051980. The cubic root of 16396343 is about 254.0479325499.

The spelling of 16396343 in words is "sixteen million, three hundred ninety-six thousand, three hundred forty-three".