2593943 has 4 divisors (see below), whose sum is σ = 2829768. Its totient is φ = 2358120.

The previous prime is 2593939. The next prime is 2593957. The reversal of 2593943 is 3493952.

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 2593943 - 2² = 2593939 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2593933) 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, 117896 + ... + 117917.

It is an arithmetic number, because the mean of its divisors is an integer number (707442).

2^2593943 is an apocalyptic number.

2593943 is a deficient number, since it is larger than the sum of its proper divisors (235825).

2593943 is a wasteful number, since it uses less digits than its factorization.

2593943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235824.

The product of its digits is 29160, while the sum is 35.

The square root of 2593943 is about 1610.5722585466. The cubic root of 2593943 is about 137.4000242954.

Subtracting 2593943 from its reverse (3493952), we obtain a palindrome (900009).

The spelling of 2593943 in words is "two million, five hundred ninety-three thousand, nine hundred forty-three".