2544043 has 8 divisors (see below), whose sum is σ = 2693520. Its totient is φ = 2396160.

The previous prime is 2544041. The next prime is 2544049. The reversal of 2544043 is 3404452.

It is a happy number.

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 2544043 - 2¹ = 2544041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2544041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4623 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (336690).

2^2544043 is an apocalyptic number.

2544043 is a deficient number, since it is larger than the sum of its proper divisors (149477).

2544043 is a wasteful number, since it uses less digits than its factorization.

2544043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2544043 is about 1595.0056426232. The cubic root of 2544043 is about 136.5132530616.

Adding to 2544043 its reverse (3404452), we get a palindrome (5948495).

The spelling of 2544043 in words is "two million, five hundred forty-four thousand, forty-three".