2593781340 has 24 divisors (see below), whose sum is σ = 7262587920. Its totient is φ = 691675008.

The previous prime is 2593781327. The next prime is 2593781353. The reversal of 2593781340 is 431873952.

It is an interprime number because it is at equal distance from previous prime (2593781327) and next prime (2593781353).

It is a junction number, because it is equal to n+sod(n) for n = 2593781292 and 2593781301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21614785 + ... + 21614904.

It is an arithmetic number, because the mean of its divisors is an integer number (302607830).

Almost surely, 2^2593781340 is an apocalyptic number.

2593781340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2593781340 is an abundant number, since it is smaller than the sum of its proper divisors (4668806580).

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

2593781340 is a wasteful number, since it uses less digits than its factorization.

2593781340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43229701 (or 43229699 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 2593781340 is about 50929.1796517478. The cubic root of 2593781340 is about 1373.9716988295.

The spelling of 2593781340 in words is "two billion, five hundred ninety-three million, seven hundred eighty-one thousand, three hundred forty".