2739305 has 8 divisors (see below), whose sum is σ = 3349512. Its totient is φ = 2149888.

The previous prime is 2739299. The next prime is 2739313. The reversal of 2739305 is 5039372.

2739305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 59536 + 2679769 = 244^2 + 1637^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2739305 - 2⁶ = 2739241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4904 + ... + 5433.

It is an arithmetic number, because the mean of its divisors is an integer number (418689).

2^2739305 is an apocalyptic number.

It is an amenable number.

2739305 is a deficient number, since it is larger than the sum of its proper divisors (610207).

2739305 is a wasteful number, since it uses less digits than its factorization.

2739305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10395.

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 2739305 is about 1655.0845899832. The cubic root of 2739305 is about 139.9201074784.

The spelling of 2739305 in words is "two million, seven hundred thirty-nine thousand, three hundred five".