2730673 has 4 divisors (see below), whose sum is σ = 2978928. Its totient is φ = 2482420.

The previous prime is 2730671. The next prime is 2730677. The reversal of 2730673 is 3760372.

2730673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2730673 - 2¹ = 2730671 is a prime.

It is a Duffinian number.

2730673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2730671) 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 3 ways as a sum of consecutive naturals, for example, 124111 + ... + 124132.

It is an arithmetic number, because the mean of its divisors is an integer number (744732).

2^2730673 is an apocalyptic number.

It is an amenable number.

2730673 is a deficient number, since it is larger than the sum of its proper divisors (248255).

2730673 is a wasteful number, since it uses less digits than its factorization.

2730673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248254.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 2730673 is about 1652.4748107006. The cubic root of 2730673 is about 139.7729824178.

It can be divided in two parts, 2730 and 673, that added together give a triangular number (3403 = T₈₂).

The spelling of 2730673 in words is "two million, seven hundred thirty thousand, six hundred seventy-three".