2590943 has 2 divisors, whose sum is σ = 2590944. Its totient is φ = 2590942.

The previous prime is 2590937. The next prime is 2590979. The reversal of 2590943 is 3490952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2590943 - 2¹² = 2586847 is a prime.

It is equal to p₁₈₉₂₆₆ and since 2590943 and 189266 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2596943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295471 + 1295472.

It is an arithmetic number, because the mean of its divisors is an integer number (1295472).

2^2590943 is an apocalyptic number.

2590943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2590943 is an equidigital number, since it uses as much as digits as its factorization.

2590943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2590943 is about 1609.6406431250. The cubic root of 2590943 is about 137.3470342999.

Subtracting 2590943 from its reverse (3490952), we obtain a palindrome (900009).

It can be divided in two parts, 25909 and 43, that added together give a palindrome (25952).

The spelling of 2590943 in words is "two million, five hundred ninety thousand, nine hundred forty-three".