2005340 has 12 divisors (see below), whose sum is σ = 4211256. Its totient is φ = 802128.

The previous prime is 2005331. The next prime is 2005343. The reversal of 2005340 is 435002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005343) 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, 50114 + ... + 50153.

It is an arithmetic number, because the mean of its divisors is an integer number (350938).

2^2005340 is an apocalyptic number.

2005340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2005340 is an abundant number, since it is smaller than the sum of its proper divisors (2205916).

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

2005340 is a wasteful number, since it uses less digits than its factorization.

2005340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100276 (or 100274 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 2005340 is about 1416.1002789351. The cubic root of 2005340 is about 126.1041383124.

The spelling of 2005340 in words is "two million, five thousand, three hundred forty".