2732839 has 4 divisors (see below), whose sum is σ = 2784456. Its totient is φ = 2681224.

The previous prime is 2732831. The next prime is 2732843. The reversal of 2732839 is 9382372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2732839 - 2³ = 2732831 is a prime.

It is a Duffinian number.

2732839 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2732831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25729 + ... + 25834.

It is an arithmetic number, because the mean of its divisors is an integer number (696114).

2^2732839 is an apocalyptic number.

2732839 is a deficient number, since it is larger than the sum of its proper divisors (51617).

2732839 is an equidigital number, since it uses as much as digits as its factorization.

2732839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51616.

The product of its digits is 18144, while the sum is 34.

The square root of 2732839 is about 1653.1300614289. The cubic root of 2732839 is about 139.8099291421.

The spelling of 2732839 in words is "two million, seven hundred thirty-two thousand, eight hundred thirty-nine".