2593840 has 20 divisors (see below), whose sum is σ = 6030864. Its totient is φ = 1037504.

The previous prime is 2593793. The next prime is 2593841. The reversal of 2593840 is 483952.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (2593841) 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, 16132 + ... + 16291.

2^2593840 is an apocalyptic number.

2593840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2593840 is an abundant number, since it is smaller than the sum of its proper divisors (3437024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2593840 is a wasteful number, since it uses less digits than its factorization.

2593840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32436 (or 32430 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2593840 is about 1610.5402820172. The cubic root of 2593840 is about 137.3982056497.

It can be divided in two parts, 25938 and 40, that multiplied together give a triangular number (1037520 = T₁₄₄₀).

The spelling of 2593840 in words is "two million, five hundred ninety-three thousand, eight hundred forty".