2730609 has 24 divisors (see below), whose sum is σ = 4567680. Its totient is φ = 1539648.

The previous prime is 2730601. The next prime is 2730643. The reversal of 2730609 is 9060372.

2730609 is a `hidden beast` number, since 27 + 30 + 609 = 666.

2730609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2730609 - 2³ = 2730601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2730601) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5364 + ... + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (190320).

2^2730609 is an apocalyptic number.

It is an amenable number.

2730609 is a deficient number, since it is larger than the sum of its proper divisors (1837071).

2730609 is a wasteful number, since it uses less digits than its factorization.

2730609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 2730609 is about 1652.4554456929. The cubic root of 2730609 is about 139.7718904354.

The spelling of 2730609 in words is "two million, seven hundred thirty thousand, six hundred nine".