2590931 has 4 divisors (see below), whose sum is σ = 2961072. Its totient is φ = 2220792.

The previous prime is 2590921. The next prime is 2590937. The reversal of 2590931 is 1390952.

2590931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-2590931 is a prime.

It is a super-2 number, since 2×2590931² = 13425846893522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2590894 and 2590903.

It is not an unprimeable number, because it can be changed into a prime (2590937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185060 + ... + 185073.

It is an arithmetic number, because the mean of its divisors is an integer number (740268).

2^2590931 is an apocalyptic number.

2590931 is a deficient number, since it is larger than the sum of its proper divisors (370141).

2590931 is an equidigital number, since it uses as much as digits as its factorization.

2590931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370140.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 2590931 is about 1609.6369155807. The cubic root of 2590931 is about 137.3468222578.

The spelling of 2590931 in words is "two million, five hundred ninety thousand, nine hundred thirty-one".