2739243 has 8 divisors (see below), whose sum is σ = 3933328. Its totient is φ = 1685664.

The previous prime is 2739241. The next prime is 2739259. The reversal of 2739243 is 3429372.

2739243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2739243 - 2¹ = 2739241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2739243.

It is not an unprimeable number, because it can be changed into a prime (2739241) 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 7 ways as a sum of consecutive naturals, for example, 35080 + ... + 35157.

It is an arithmetic number, because the mean of its divisors is an integer number (491666).

2^2739243 is an apocalyptic number.

2739243 is a deficient number, since it is larger than the sum of its proper divisors (1194085).

2739243 is a wasteful number, since it uses less digits than its factorization.

2739243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70253.

The product of its digits is 9072, while the sum is 30.

The square root of 2739243 is about 1655.0658597168. The cubic root of 2739243 is about 139.9190518442.

The spelling of 2739243 in words is "two million, seven hundred thirty-nine thousand, two hundred forty-three".