2605340193 has 16 divisors (see below), whose sum is σ = 3599238720. Its totient is φ = 1674356544.

The previous prime is 2605340189. The next prime is 2605340209. The reversal of 2605340193 is 3910435062.

It is not a de Polignac number, because 2605340193 - 2² = 2605340189 is a prime.

It is a super-3 number, since 3×2605340193³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2605340293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32655 + ... + 79227.

It is an arithmetic number, because the mean of its divisors is an integer number (224952420).

Almost surely, 2^2605340193 is an apocalyptic number.

It is an amenable number.

2605340193 is a deficient number, since it is larger than the sum of its proper divisors (993898527).

2605340193 is a wasteful number, since it uses less digits than its factorization.

2605340193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47248.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 2605340193 is about 51042.5331757741. The cubic root of 2605340193 is about 1376.0096505951.

The spelling of 2605340193 in words is "two billion, six hundred five million, three hundred forty thousand, one hundred ninety-three".