16044239 has 4 divisors (see below), whose sum is σ = 16090824. Its totient is φ = 15997656.

The previous prime is 16044211. The next prime is 16044241. The reversal of 16044239 is 93244061.

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 16044239 - 2²⁰ = 14995663 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 (16044269) 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, 22772 + ... + 23465.

It is an arithmetic number, because the mean of its divisors is an integer number (4022706).

Almost surely, 2^16044239 is an apocalyptic number.

16044239 is a deficient number, since it is larger than the sum of its proper divisors (46585).

16044239 is an equidigital number, since it uses as much as digits as its factorization.

16044239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46584.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 16044239 is about 4005.5260578356. The cubic root of 16044239 is about 252.2162364611.

The spelling of 16044239 in words is "sixteen million, forty-four thousand, two hundred thirty-nine".