2144339 has 4 divisors (see below), whose sum is σ = 2160840. Its totient is φ = 2127840.

The previous prime is 2144323. The next prime is 2144369. The reversal of 2144339 is 9334412.

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 2144339 - 2⁴ = 2144323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2144309) 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, 8054 + ... + 8315.

It is an arithmetic number, because the mean of its divisors is an integer number (540210).

2^2144339 is an apocalyptic number.

2144339 is a deficient number, since it is larger than the sum of its proper divisors (16501).

2144339 is a wasteful number, since it uses less digits than its factorization.

2144339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16500.

The product of its digits is 2592, while the sum is 26.

The square root of 2144339 is about 1464.3561725209. The cubic root of 2144339 is about 128.9529103210.

The spelling of 2144339 in words is "two million, one hundred forty-four thousand, three hundred thirty-nine".