2560238 has 4 divisors (see below), whose sum is σ = 3840360. Its totient is φ = 1280118.

The previous prime is 2560223. The next prime is 2560247. The reversal of 2560238 is 8320652.

2560238 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 Curzon number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 640058 + ... + 640061.

It is an arithmetic number, because the mean of its divisors is an integer number (960090).

2^2560238 is an apocalyptic number.

2560238 is a deficient number, since it is larger than the sum of its proper divisors (1280122).

2560238 is a wasteful number, since it uses less digits than its factorization.

2560238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280121.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2560238 is about 1600.0743732714. The cubic root of 2560238 is about 136.8023149181.

The spelling of 2560238 in words is "two million, five hundred sixty thousand, two hundred thirty-eight".