16334243 has 4 divisors (see below), whose sum is σ = 17193960. Its totient is φ = 15474528.

The previous prime is 16334231. The next prime is 16334251. The reversal of 16334243 is 34243361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34243361 = 2851 ⋅12011.

It is a cyclic number.

It is not a de Polignac number, because 16334243 - 2⁸ = 16333987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16334543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429830 + ... + 429867.

It is an arithmetic number, because the mean of its divisors is an integer number (4298490).

Almost surely, 2^16334243 is an apocalyptic number.

16334243 is a deficient number, since it is larger than the sum of its proper divisors (859717).

16334243 is an equidigital number, since it uses as much as digits as its factorization.

16334243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859716.

The product of its digits is 5184, while the sum is 26.

The square root of 16334243 is about 4041.5644248236. The cubic root of 16334243 is about 253.7267972022.

The spelling of 16334243 in words is "sixteen million, three hundred thirty-four thousand, two hundred forty-three".