2709340 has 12 divisors (see below), whose sum is σ = 5689656. Its totient is φ = 1083728.

The previous prime is 2709323. The next prime is 2709359. The reversal of 2709340 is 439072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67714 + ... + 67753.

It is an arithmetic number, because the mean of its divisors is an integer number (474138).

2^2709340 is an apocalyptic number.

2709340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2709340 is an abundant number, since it is smaller than the sum of its proper divisors (2980316).

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

2709340 is a wasteful number, since it uses less digits than its factorization.

2709340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135476 (or 135474 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2709340 is about 1646.0072903848. The cubic root of 2709340 is about 139.4080448100.

The spelling of 2709340 in words is "two million, seven hundred nine thousand, three hundred forty".